{"gene":"BATF3","run_date":"2026-06-09T22:02:44","timeline":{"discoveries":[{"year":2008,"finding":"Batf3 deletion ablates development of CD8α+ dendritic cells in vivo, demonstrating that Batf3 is required for this DC lineage. Batf3-/- mice are defective in cross-presentation of cell-associated antigens and lack virus-specific CD8+ T cell responses, establishing Batf3-dependent DCs as essential mediators of cross-presentation.","method":"Knockout mouse (Batf3-/-), in vivo viral challenge (West Nile virus), tumor rejection assay","journal":"Science","confidence":"High","confidence_rationale":"Tier 2 / Strong — clean KO with defined cellular and immunological phenotypes, replicated across multiple experimental models by multiple subsequent labs","pmids":["19008445"],"is_preprint":false},{"year":2002,"finding":"p21(SNFT)/BATF3 forms a heterodimer with Jun on AP-1 binding sites (TRE) and a trimolecular complex with Jun and NF-AT at the distal NF-AT/AP-1 composite element. Replacement of Fos by p21(SNFT) in this complex drastically alters protein-DNA contacts, and p21(SNFT)/Jun binds the NF-AT/AP-1 element cooperatively with NF-AT but with significantly reduced efficiency compared to Fos/Jun. This altered complex conformation underlies specific repression of the IL-2 promoter and AP-1-driven composite promoter elements.","method":"Biochemical DNA-binding assays, electrophoretic mobility shift assay (EMSA), protein-DNA contact analysis, transcriptional reporter assays","journal":"The Journal of biological chemistry","confidence":"High","confidence_rationale":"Tier 1 / Moderate — in vitro reconstitution of protein-DNA complexes with detailed contact mapping and transcriptional readout, single lab with multiple orthogonal biochemical methods","pmids":["12087103"],"is_preprint":false},{"year":2015,"finding":"Batf3 maintains autoactivation of Irf8 at a CD8α+ cDC-specific enhancer containing multiple AP1-IRF composite elements (AICEs) within the Irf8 superenhancer. After specification of pre-CD8 DC progenitors (which requires IRF8 but not Batf3), Batf3 becomes required for continued Irf8 autoactivation; CDPs from Batf3-/- mice fail to complete CD8α+ cDC development due to decay of Irf8 expression and divert to the CD4+ cDC lineage.","method":"Knockout mouse genetics, transcription factor reporter alleles, chromatin analysis (AICE identification), bone marrow progenitor reconstitution","journal":"Nature immunology","confidence":"High","confidence_rationale":"Tier 2 / Strong — epistasis established by genetic models with defined progenitor populations and enhancer-level mechanistic resolution, replicated across multiple labs","pmids":["26054719"],"is_preprint":false},{"year":2013,"finding":"Batf3 and Id2 have a synergistic effect on Irf8-directed CD8α+ DC development; Irf8 is upstream of Batf3 and Id2 in the developmental program; without Irf8, expression of Id2 and Batf3 alone is insufficient for CD8α+ DC development.","method":"DC progenitor cell line (DC9) derived from Irf8-/- bone marrow, retroviral transduction of transcription factors, gene expression profiling","journal":"Journal of immunology","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — defined epistatic hierarchy using cell line reconstitution system with transcription factor co-expression, single lab","pmids":["24227775"],"is_preprint":false},{"year":2013,"finding":"CD8α+ DCs can emerge independently of Batf3 (as well as Id2 and Nfil3) in short-term bone marrow reconstitution, but only Irf8 is essential for CD8α+ DC development. These Batf3-independent CD8α+ DCs retain cross-presentation capacity. In contrast, CD103+ DC development requires all four factors including Batf3.","method":"Bone marrow reconstitution with KO mice (Id2-/-, Nfil3-/-, Batf3-/-), flow cytometry, cross-presentation assay","journal":"Blood","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — defined lineage separation by multiple KO models with functional cross-presentation readout, single lab, partially contradicts prior work","pmids":["23297132"],"is_preprint":false},{"year":2018,"finding":"BATF3 and IRF4 cooperatively drive ATLL-specific gene expression; BATF3 knockdown reduces proliferation and survival of ATLL cell lines. HBZ (the HTLV-I-encoded transcription factor) binds to an ATLL-specific BATF3 super-enhancer and regulates BATF3 expression and its downstream targets including MYC. BET inhibitors collapse this HBZ-BATF3 transcriptional network.","method":"RNAi screen, ChIP, super-enhancer analysis, RNAi knockdown, BET inhibitor treatment, xenograft model","journal":"Cancer cell","confidence":"High","confidence_rationale":"Tier 2 / Strong — RNAi screen combined with ChIP to identify super-enhancer and mechanistic epistasis between HBZ and BATF3, validated in patient samples and xenografts","pmids":["30057145"],"is_preprint":false},{"year":2017,"finding":"BATF3 interacts physically with JUN and JUNB in cHL and ALCL cell lines (established by mass spectrometry and co-immunoprecipitation). BATF3 knockdown is toxic for cHL and ALCL lines. BATF3 binds directly to the MYC promoter and MYC is a critical BATF3 target. JAK/STAT signaling (including STAT proteins directly binding the BATF3 locus by ChIP) regulates BATF3 expression.","method":"Mass spectrometry, co-immunoprecipitation, shRNA knockdown, ChIP (BATF3 binding to MYC promoter; STAT binding to BATF3 locus), JAK2 inhibitor treatment","journal":"Leukemia","confidence":"High","confidence_rationale":"Tier 1-2 / Moderate — reciprocal Co-IP/MS for complex identification, ChIP for direct promoter binding, functional KD with viability readout, single lab with multiple orthogonal methods","pmids":["28659618"],"is_preprint":false},{"year":2018,"finding":"BATF and BATF3 bind classical AP-1 motifs and, together with IRF4, co-occupy AP-1-IRF composite elements (AICEs) in ALCL. Gene-specific inactivation of BATF or BATF3 results in growth retardation and/or cell death of ALCL cells in vitro and in vivo. The AP-1-BATF module establishes TH17/ILC3-associated gene expression in ALCL.","method":"ChIP, gene-specific CRISPR/shRNA inactivation, in vitro and in vivo (xenograft) growth assays, gene expression profiling","journal":"Leukemia","confidence":"High","confidence_rationale":"Tier 2 / Moderate — ChIP demonstrates direct AICE occupancy; KO/KD with defined growth phenotype in vitro and in vivo; single lab with multiple orthogonal methods","pmids":["29588546"],"is_preprint":false},{"year":2020,"finding":"BATF3 has a T cell-intrinsic role in programming CD8+ T cell survival and memory. BATF3 is expressed transiently after T cell priming. T cells lacking Batf3 show normal expansion but undergo aggravated contraction and produce diminished memory responses. BATF3 overexpression in CD8+ T cells promotes survival and memory transition. Mechanistically, BATF3 regulates T cell apoptosis and longevity via the pro-apoptotic factor BIM.","method":"Conditional KO, adoptive transfer of Batf3-/- T cells, BATF3 overexpression, viral infection models, BIM expression analysis","journal":"Nature immunology","confidence":"High","confidence_rationale":"Tier 2 / Strong — T cell-intrinsic role established by adoptive transfer of KO cells plus overexpression gain-of-function, BIM identified as downstream effector, replicated across multiple infection models","pmids":["32989328"],"is_preprint":false},{"year":2020,"finding":"Cell-intrinsic Batf3 expression in CD8 T cells is required for establishing circulating and resident memory T cells after foodborne Listeria infection. Batf3-/- T cells undergo increased apoptosis during contraction, leading to substantially reduced memory population and impaired recall responses.","method":"Adoptive transfer of Batf3-/- CD8 T cells, foodborne Listeria monocytogenes infection model, flow cytometry for memory populations and apoptosis","journal":"Journal of immunology","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — cell-intrinsic role demonstrated by adoptive transfer, defined apoptosis phenotype, single lab","pmids":["32669309"],"is_preprint":false},{"year":2018,"finding":"OX40 costimulation upregulates BATF3 (and BATF), which produce a closed chromatin configuration to repress Foxp3 expression in a Sirt1/7-dependent manner, thereby inhibiting iTreg induction.","method":"OX40 stimulation of naive CD4+ T cells, BATF3 overexpression, chromatin accessibility assay, Sirt1/7 inhibition","journal":"Cell reports","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — defined molecular pathway (OX40→BATF3→closed chromatin→Foxp3 repression) with Sirt1/7 dependency, two orthogonal methods (chromatin assay + Sirtuin inhibition), single lab","pmids":["30021159"],"is_preprint":false},{"year":2017,"finding":"BATF3 acts as a transcriptional suppressor of Treg differentiation. BATF3 binds to the CNS1 region of the Foxp3 locus and reduces Foxp3 gene expression. BATF3 is preferentially expressed in effector CD4 T cells; ectopic BATF3 expression inhibits Foxp3 induction; Batf3-deficient CD4 T cells favorably differentiate into Tregs.","method":"BATF3 overexpression, Batf3-/- mice, in vitro Treg differentiation assay, ChIP (BATF3 binding to Foxp3 CNS1), in vivo gut immune disease models","journal":"Experimental & molecular medicine","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — direct ChIP evidence for CNS1 binding plus overexpression and KO phenotypes, single lab","pmids":["29147008"],"is_preprint":false},{"year":2022,"finding":"BATF3 must partner with IRF4 to bind a regulatory region in the Foxp3 locus where they cooperatively repress FOXP3 expression and iTreg induction. BATF3-IRF4 interactions are also necessary for glycolytic reprogramming of activated T cells that is antagonistic to FOXP3 expression and stability.","method":"Irf4 KO, BATF3 overexpression, ChIP (BATF3/IRF4 binding to Foxp3 regulatory region), metabolic (glycolysis) assays, Foxp3 CNS2 methylation analysis","journal":"Frontiers in immunology","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — ChIP demonstrates cooperative binding; multiple orthogonal methods (ChIP + metabolic assay + methylation); single lab","pmids":["36090981"],"is_preprint":false},{"year":2019,"finding":"BATF3 physically interacts with IRF4 and binds to the Il9 locus. A transactivation reporter assay showed that the BATF3-IRF4 complex induces Il9 promoter activity. BATF3 overexpression is sufficient to rescue Il9 expression and restore airway inflammation capacity in Batf KO Th9 cells, demonstrating that BATF3 can substitute for BATF during Th9 differentiation.","method":"Co-immunoprecipitation (BATF3-IRF4 interaction), ChIP (BATF3 binding to Il9 locus), luciferase reporter assay, rescue experiment in Batf KO Th9 cells","journal":"Experimental & molecular medicine","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — direct binding to Il9 locus by ChIP, protein-protein interaction by Co-IP, functional rescue; single lab with multiple orthogonal methods","pmids":["31776325"],"is_preprint":false},{"year":2019,"finding":"TL1A (TNF superfamily) induces expression of BATF and BATF3 and facilitates their binding to the Il9 promoter, leading to enhanced IL-9 secretion and Th9 differentiation. Batf3-/- Th9-TL1A cells induce reduced inflammation and cytokine expression in vivo compared to WT cells.","method":"TL1A stimulation of Th9 cells, ChIP (BATF3 binding to Il9 promoter), Batf3-/- T cell transfer model, cytokine measurement","journal":"Mucosal immunology","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — direct binding evidence by ChIP plus in vivo KO phenotype; single lab","pmids":["30617301"],"is_preprint":false},{"year":2023,"finding":"Disruption of TET2 enables antigen-independent CAR T cell clonal expansions that require biallelic TET2 disruption and sustained expression of BATF3 to drive a MYC-dependent proliferative program. This proliferative state is associated with reduced effector function and genomic instability, establishing TET2 as a guardian against BATF3-induced CAR T cell proliferation.","method":"TET2 gene disruption in CAR T cells, BATF3 expression analysis, tumor rejection models, clonal expansion tracking, MYC pathway analysis","journal":"Nature","confidence":"High","confidence_rationale":"Tier 2 / Strong — mechanistic link between BATF3 and MYC-dependent proliferative program established in multiple tumor models; TET2-BATF3 epistasis defined; published in high-tier journal with rigorous controls","pmids":["36755094"],"is_preprint":false},{"year":2017,"finding":"Batf3-dependent CD103+ DCs within the tumor microenvironment are required for effector T cell trafficking into tumors. The mechanism involves CXCL9/10 production by CD103+ DCs; absence of these DCs leads to loss of CXCL9/10 and failed T cell trafficking.","method":"Flow cytometry, intra-vital imaging, Batf3-/- tumor models, CXCL9/10 measurement, adoptive T cell transfer","journal":"Cancer cell","confidence":"High","confidence_rationale":"Tier 2 / Strong — mechanistic pathway (CD103+ DCs→CXCL9/10→T cell trafficking) established with intra-vital imaging and KO genetics, multiple orthogonal methods","pmids":["28486109"],"is_preprint":false},{"year":2014,"finding":"Batf3-dependent CD103+ DCs are major producers of IL-12 during Leishmania major infection and are required for local Th1 immunity. Adoptive transfer of WT but not IL-12p40-/- Batf3-dependent DCs improved anti-L. major response in Batf3-/- mice, establishing IL-12 production as the key effector mechanism.","method":"Batf3-/- mice with L. major infection, adoptive transfer of WT vs IL-12p40-/- DCs, cytokine measurement, T cell differentiation analysis","journal":"European journal of immunology","confidence":"High","confidence_rationale":"Tier 2 / Strong — mechanistic rescue experiment with IL-12p40-/- DC transfer definitively assigns IL-12 as the effector mechanism; multiple orthogonal approaches","pmids":["25312824"],"is_preprint":false},{"year":2017,"finding":"IL-12 from Batf3-dependent CD103+ DCs is critical for NK cell activation and IFNγ production, which controls tumor metastasis. Chimeric mice lacking IL-12 production specifically in Batf3-dependent DCs had metastatic burdens similar to Batf3-/- mice, establishing that DC-derived IL-12 is the critical effector mechanism for NK-cell-mediated metastasis control.","method":"Batf3-/- mice, chimeric mice with DC-specific IL-12 KO, NK cell depletion, IFNγ measurement, bone marrow-derived DC co-culture with NK cells","journal":"Cancer immunology research","confidence":"High","confidence_rationale":"Tier 2 / Strong — cell-type-specific IL-12 KO chimera definitively identifies DC-derived IL-12 as the mechanism; IL-12-dependent NK activation confirmed in vitro","pmids":["29070650"],"is_preprint":false},{"year":2021,"finding":"In ALCL, BATF3 is recruited to IL-2 receptor (IL2R) regulatory regions and regulates IL2R expression; BATF3 knockout decreases IL-2R expression. Super-enhancer analysis (H3K27ac ChIP-seq) identified BATF3 among top ALCL regulators. IL-2/IL-15 signaling activates STAT1, STAT5, and ERK1/2 downstream of IL2R, identifying a BATF3/IL-2R regulatory module.","method":"Genome-wide H3K27ac ChIP-seq, BATF3 knockout, BATF3 ChIP at IL2R regulatory regions, cytokine stimulation with pathway analysis","journal":"Nature communications","confidence":"High","confidence_rationale":"Tier 1-2 / Moderate — super-enhancer ChIP-seq plus BATF3 ChIP at regulatory regions plus KO functional validation; multiple orthogonal methods; single lab","pmids":["34552066"],"is_preprint":false},{"year":2017,"finding":"In Hodgkin lymphoma, S1P/S1PR1 activates PI3-K signaling which upregulates BATF3. BATF3 in turn upregulates S1PR1, creating a feedforward oncogenic signaling loop. Knockdown of BATF3 in HL cell lines revealed that BATF3 contributed to the transcriptional programme of primary HRS cells, including upregulation of S1PR1.","method":"S1PR1/S1PR2 expression analysis, PI3-K inhibition, BATF3 shRNA knockdown, gene expression profiling, immunohistochemistry","journal":"Leukemia","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — KD phenotype with defined pathway (S1PR1→PI3K→BATF3→S1PR1 feedforward); single lab","pmids":["28878352"],"is_preprint":false},{"year":2017,"finding":"BATF3 directly promotes transcription of CXCL5 by forming a heterodimer with JunD in intestinal epithelial cells, and the resulting CXCL5-CXCR2 axis accelerates neutrophil recruitment to promote colitis-associated colon cancer.","method":"Batf3-/- mice in AOM/DSS-induced CAC model, bone marrow cross-transfusion to identify intestinal epithelial (non-cDC1) BATF3 as driver, neutrophil depletion, ChIP/reporter assay for BATF3-JunD binding to CXCL5 promoter","journal":"Mucosal immunology","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — ChIP and reporter assay demonstrate direct BATF3-JunD binding to CXCL5 locus; cell-type specificity established by BMT; single lab","pmids":["32467604"],"is_preprint":false},{"year":2017,"finding":"BATF3 identified as a context-specific coactivator of the glucocorticoid receptor (GR). The interaction between BATF3 and GR is modulated by the lever arm domain of GR and is influenced by the sequence of the GR binding site. BATF3 acts as a gene-specific coactivator whose potency is influenced by the GR binding site sequence.","method":"Protein-protein interaction screen for GR isoforms (GRα vs GRγ), co-immunoprecipitation, transcriptional reporter assay with BATF3 and GR variants","journal":"PLoS one","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — protein interaction screen with co-IP validation plus functional reporter assays; single lab; context-dependency established","pmids":["28708849"],"is_preprint":false},{"year":2018,"finding":"Ectopic expression of BATF3 in mature murine B cells induces B-cell lymphomas with a germinal center B-cell-like phenotype after retroviral transduction and transplantation into Rag1-deficient recipients. In a multiple myeloma cell line, BATF3 inhibits BLIMP1 expression, suggesting an oncogenic mechanism in B-cell lymphomagenesis.","method":"Retroviral BATF3 transduction of murine B and T cells, transplantation into Rag1-/- recipients, tumor phenotyping, BLIMP1 expression analysis in myeloma cell line","journal":"Oncotarget","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — in vivo B-cell transformation with BATF3 plus mechanistic BLIMP1 inhibition in cell line; single lab","pmids":["29662618"],"is_preprint":false},{"year":2023,"finding":"The evolutionarily conserved bZIP transcription factor BATF3/ZIP-10 suppresses innate immunity by repressing the p38/PMK-1 MAPK signaling pathway. Overexpression of human BATF3 in HEK293 cells abolishes p38 activation and inhibits expression of antimicrobial peptides and cytokine genes upon Pseudomonas aeruginosa infection.","method":"C. elegans zip-10 mutant, transgenic rescue with human BATF3 cDNA, p38/PMK-1 phosphorylation assay, siRNA knockdown in HEK293 cells, antimicrobial peptide gene expression","journal":"International immunology","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — functional conservation validated by rescue with human BATF3 cDNA; p38 pathway mechanism confirmed in human cells; single lab","pmids":["36409527"],"is_preprint":false},{"year":2025,"finding":"BATF3 directly drives transcription of Il27 and Cxcl10 in a B cell subset. Il27 and Cxcl10 transcription is induced by synergizing TLR and CD40 signals and driven by co-induced BATF3, which directly targets these genes.","method":"B cell transcriptional profiling, ChIP (BATF3 binding to Il27 and Cxcl10 loci), TLR/CD40 co-stimulation, in vitro and in vivo functional assays","journal":"Science advances","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — ChIP demonstrates direct targeting of Il27 and Cxcl10; functional context established with co-stimulation; single lab","pmids":["41061049"],"is_preprint":false},{"year":2026,"finding":"BATF3 overexpression in CD8+ T cells significantly enhances cell proliferation and reduces cytokine production. BATF3 specifically facilitates the transition from effector to memory phase, upregulating memory-associated genes while downregulating exhaustion markers. ATAC-seq analysis revealed that BATF3 overexpression dynamically regulates chromatin accessibility affecting cytoskeletal organization, metabolic pathways, and survival signaling.","method":"BATF3 overexpression in virus-specific CTLs and CAR-T cells, ATAC-seq for chromatin accessibility, gene expression profiling, proliferation and cytokine assays","journal":"Life science alliance","confidence":"Medium","confidence_rationale":"Tier 1-2 / Moderate — ATAC-seq provides genome-wide chromatin remodeling evidence; multiple functional readouts (proliferation, cytokine, memory markers); single lab","pmids":["41974573"],"is_preprint":false},{"year":2026,"finding":"c-MYC directly binds the BATF3 promoter approximately 1–2 kb upstream of the transcription start site (primary binding site at -1,214 to -1,203 bp) and promotes BATF3 transcription, thereby enhancing CD8+ T cell proliferation and inhibiting apoptosis.","method":"Dual-luciferase reporter assay (c-MYC binding BATF3 promoter), ChIP-qPCR (c-MYC binding site mapping), lentiviral transduction, siRNA knockdown","journal":"Scientific reports","confidence":"Medium","confidence_rationale":"Tier 1-2 / Moderate — ChIP-qPCR maps specific binding site and luciferase assay confirms promoter activation; single lab with two orthogonal methods","pmids":["41882260"],"is_preprint":false},{"year":2024,"finding":"Within the tumor microenvironment, Batf3-lineage DCs provide 4-1BBL as a major positive co-stimulatory signal to CD8+ T cells, which mediates T cell functional reinvigoration and tumor regression during PD-1/PD-L1 blockade. Spatial transcriptomics confirmed clustering of Batf3+ DCs and CD8+ T cells in human tumors correlating with anti-PD-1 efficacy.","method":"Flow cytometry with gene-targeted mice, blocking antibody studies (4-1BBL), immunofluorescence, spatial transcriptomics on human tumor samples","journal":"Cell reports","confidence":"High","confidence_rationale":"Tier 2 / Strong — 4-1BBL mechanism defined by blocking antibody + KO genetics; human spatial transcriptomics validation; multiple orthogonal methods","pmids":["38656869"],"is_preprint":false},{"year":2020,"finding":"BATF3 regulates differentiation of CD8+ T lymphocytes: BATF and BATF3 deficiency promotes skin allograft long-term survival by impairing CD8+ T cell effector phenotype acquisition and cytokine production. Double KO (Batf-/-Batf3-/-) T cells fail to expand in vivo, retain a quiescent phenotype (CD62L+CD127+), and cannot produce effector cytokines to alloantigen stimulation.","method":"Batf-/- Batf3-/- double KO mice, heart and skin allograft transplant models, adoptive T cell transfer, flow cytometry for effector markers","journal":"American journal of transplantation","confidence":"Medium","confidence_rationale":"Tier 2 / Moderate — cell-intrinsic role established by adoptive transfer of double KO T cells; defined effector phenotype defect; single lab","pmids":["34599765"],"is_preprint":false}],"current_model":"BATF3 is a bZIP/AP-1 family transcription factor that operates mechanistically through several distinct modules: (1) it heterodimerizes with JUN family members and co-occupies AP-1-IRF composite elements (AICEs) with IRF4 or IRF8 to drive lineage-specific transcriptional programs; (2) it is absolutely required for the development of CD8α+/CD103+ conventional type 1 dendritic cells (cDC1s) by maintaining autoactivation of Irf8 at a cDC-specific superenhancer; (3) within cDC1s, it drives IL-12 and CXCL9/10 production to orchestrate CD8+ T cell priming, cross-presentation, and effector T cell trafficking; (4) in T cells, it promotes CD8+ T cell survival and memory transition by suppressing BIM-mediated apoptosis and remodeling chromatin accessibility; (5) it represses Foxp3 expression and iTreg induction by binding regulatory regions of the Foxp3 locus in partnership with IRF4; (6) in lymphoma cells, it drives MYC expression and oncogenic transcriptional programs; and (7) it suppresses innate immune signaling by attenuating p38 MAPK activation."},"narrative":{"mechanistic_narrative":"BATF3 is a bZIP/AP-1 family transcription factor that programs lineage-specific gene expression in dendritic cells, T cells, and lymphoid malignancies by heterodimerizing with JUN family members and co-occupying AP-1–IRF composite elements (AICEs) with IRF4 or IRF8 [PMID:12087103, PMID:28659618, PMID:29588546]. In dendritic cell biology, BATF3 is absolutely required for development of CD8α+/CD103+ conventional type 1 DCs, acting downstream of IRF8 specification to sustain Irf8 autoactivation at a cDC-specific superenhancer; loss of BATF3 causes decay of Irf8 expression and diversion to the CD4+ cDC lineage [PMID:19008445, PMID:26054719]. These BATF3-dependent DCs orchestrate type 1 anti-pathogen and anti-tumor immunity through IL-12 production driving Th1 polarization and NK-cell IFNγ responses [PMID:25312824, PMID:29070650], CXCL9/10-mediated effector T cell trafficking into tumors [PMID:28486109], and 4-1BBL costimulation that reinvigorates CD8+ T cells during PD-1/PD-L1 blockade [PMID:38656869]. BATF3 also has a T cell-intrinsic role: it is transiently induced after priming and promotes CD8+ T cell survival and the effector-to-memory transition by suppressing BIM-mediated apoptosis and remodeling chromatin accessibility [PMID:32989328, PMID:41974573]. Through partnership with IRF4, BATF3 represses Foxp3 by binding regulatory regions of the locus, antagonizing iTreg induction [PMID:29147008, PMID:36090981]. In B-cell and T-cell lymphomas, BATF3 functions as an oncogenic driver, partnering with JUN/JUNB and IRF4 to occupy AICEs and directly activating MYC and IL2R, with its expression maintained by superenhancers and JAK/STAT signaling [PMID:30057145, PMID:28659618, PMID:29588546, PMID:34552066].","teleology":[{"year":2002,"claim":"Established the biochemical basis of BATF3 action — that it substitutes for Fos in AP-1 complexes to alter DNA contacts and repress AP-1/NFAT-driven transcription.","evidence":"EMSA, protein-DNA contact mapping, and reporter assays with reconstituted p21(SNFT)/Jun/NFAT complexes","pmids":["12087103"],"confidence":"High","gaps":["In vitro biochemistry only; no cellular lineage context","Genome-wide binding repertoire not defined"]},{"year":2008,"claim":"Defined BATF3 as the lineage-determining factor for CD8α+ cross-presenting dendritic cells, linking it to anti-viral and anti-tumor CD8+ T cell immunity.","evidence":"Batf3-/- knockout mice with viral challenge and tumor rejection assays","pmids":["19008445"],"confidence":"High","gaps":["Molecular mechanism of how BATF3 specifies the lineage not yet resolved","Transcriptional partners undefined at this stage"]},{"year":2013,"claim":"Positioned BATF3 within a developmental hierarchy downstream of IRF8 and synergizing with Id2, while revealing that some CD8α+ DCs can arise BATF3-independently.","evidence":"Irf8-/- DC progenitor cell line reconstitution and multi-KO bone marrow chimeras with cross-presentation readouts","pmids":["24227775","23297132"],"confidence":"Medium","gaps":["Apparent contradiction over absolute BATF3 requirement for CD8α+ versus CD103+ DCs","Enhancer-level mechanism not yet established"]},{"year":2015,"claim":"Resolved the developmental mechanism: BATF3 maintains Irf8 autoactivation at AICEs within a cDC-specific superenhancer after IRF8-dependent specification.","evidence":"Knockout genetics with reporter alleles, AICE chromatin analysis, and progenitor reconstitution","pmids":["26054719"],"confidence":"High","gaps":["Direct BATF3 occupancy at the Irf8 enhancer not shown by ChIP in this study","Kinetics of the autoactivation switch not fully timed"]},{"year":2017,"claim":"Established BATF3-dependent DCs as the effector source of CXCL9/10 and IL-12 that control T cell trafficking, NK activation, and metastasis in tumors.","evidence":"Batf3-/- tumor models, intra-vital imaging, cell-type-specific IL-12 KO chimeras, and NK depletion","pmids":["28486109","29070650"],"confidence":"High","gaps":["Direct transcriptional control of Cxcl9/10 and Il12 by BATF3 not mapped by ChIP","Relative contribution of each chemokine/cytokine in different tumors unresolved"]},{"year":2017,"claim":"Revealed BATF3 as a suppressor of Treg differentiation, expanding its role beyond DCs to CD4 effector fate decisions.","evidence":"BATF3 overexpression, Batf3-/- mice, ChIP at Foxp3 CNS1, and gut disease models","pmids":["29147008"],"confidence":"Medium","gaps":["Cofactor requirement for Foxp3 binding not yet defined here","Mechanism of repression (chromatin vs direct) incomplete"]},{"year":2018,"claim":"Defined BATF3 as an oncogenic dependency in lymphomas, partnering with IRF4/JUN at superenhancers and AICEs to drive MYC and lineage programs.","evidence":"RNAi screens, ChIP, super-enhancer analysis, BET inhibition, and xenografts in ATLL/ALCL/cHL","pmids":["30057145","29588546"],"confidence":"High","gaps":["Whether MYC induction is direct in all lymphoma subtypes not uniformly established","Upstream drivers of BATF3 superenhancer activity vary by tumor"]},{"year":2018,"claim":"Showed OX40 costimulation routes through BATF3 to close chromatin at Foxp3 in a Sirt1/7-dependent manner, integrating costimulatory signals into Treg suppression.","evidence":"OX40 stimulation, BATF3 overexpression, chromatin accessibility assays, and Sirtuin inhibition","pmids":["30021159"],"confidence":"Medium","gaps":["Direct BATF3 recruitment of Sirtuins not biochemically shown","Single lab, in vitro chromatin readout"]},{"year":2019,"claim":"Demonstrated BATF3 can substitute for BATF in Th9 differentiation, partnering with IRF4 to activate Il9 downstream of TL1A signaling.","evidence":"Co-IP, ChIP at Il9 locus, luciferase reporters, and rescue of Batf-KO Th9 cells","pmids":["31776325","30617301"],"confidence":"Medium","gaps":["Degree of functional redundancy with BATF in vivo unresolved","Single lab"]},{"year":2020,"claim":"Uncovered a T cell-intrinsic role: transiently induced BATF3 programs CD8+ T cell survival and memory by restraining BIM-mediated apoptosis.","evidence":"Conditional KO, adoptive transfer of Batf3-/- T cells, overexpression gain-of-function, and viral/Listeria infection models","pmids":["32989328","32669309"],"confidence":"High","gaps":["Direct transcriptional regulation of Bim by BATF3 not mapped","Partner dependence in T cells unclear"]},{"year":2021,"claim":"Mapped a BATF3/IL2R regulatory module in ALCL, with BATF3 occupying IL2R regulatory regions to sustain cytokine responsiveness.","evidence":"H3K27ac ChIP-seq, BATF3 ChIP at IL2R regions, and KO functional validation","pmids":["34552066"],"confidence":"High","gaps":["Feedback between IL2R-driven STAT signaling and BATF3 not fully closed","Single lab"]},{"year":2022,"claim":"Identified IRF4 as the obligate partner for BATF3-mediated Foxp3 repression and linked the complex to glycolytic reprogramming antagonistic to Treg stability.","evidence":"Irf4 KO, BATF3 overexpression, ChIP at Foxp3 regulatory region, metabolic assays, and CNS2 methylation analysis","pmids":["36090981"],"confidence":"Medium","gaps":["Causal ordering of metabolic vs transcriptional effects not fully separated","Single lab"]},{"year":2023,"claim":"Tied BATF3 to a MYC-dependent proliferative program in TET2-disrupted CAR T cells and uncovered a conserved role suppressing p38 MAPK innate signaling.","evidence":"TET2 disruption with clonal tracking in CAR T cells; C. elegans zip-10 rescue with human BATF3 and p38/PMK-1 assays in HEK293","pmids":["36755094","36409527"],"confidence":"High","gaps":["Direct BATF3 binding at MYC in the CAR T context not shown","p38 suppression mechanism (direct vs indirect) undefined"]},{"year":2026,"claim":"Refined BATF3's T cell-intrinsic memory program at chromatin resolution and placed it downstream of c-MYC, revealing a c-MYC→BATF3 axis promoting CD8+ T cell proliferation and survival.","evidence":"ATAC-seq with BATF3 overexpression in CTLs/CAR-T; ChIP-qPCR and luciferase mapping c-MYC binding at the BATF3 promoter","pmids":["41974573","41882260"],"confidence":"Medium","gaps":["Feedforward relationship between BATF3 and MYC across contexts not unified","Single lab"]},{"year":null,"claim":"How BATF3's distinct partner choices (JUN/JUNB, IRF4, IRF8, JunD, GR) are selected in each cell type to switch between 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cells in vivo, demonstrating that Batf3 is required for this DC lineage. Batf3-/- mice are defective in cross-presentation of cell-associated antigens and lack virus-specific CD8+ T cell responses, establishing Batf3-dependent DCs as essential mediators of cross-presentation.\",\n      \"method\": \"Knockout mouse (Batf3-/-), in vivo viral challenge (West Nile virus), tumor rejection assay\",\n      \"journal\": \"Science\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 / Strong — clean KO with defined cellular and immunological phenotypes, replicated across multiple experimental models by multiple subsequent labs\",\n      \"pmids\": [\"19008445\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2002,\n      \"finding\": \"p21(SNFT)/BATF3 forms a heterodimer with Jun on AP-1 binding sites (TRE) and a trimolecular complex with Jun and NF-AT at the distal NF-AT/AP-1 composite element. Replacement of Fos by p21(SNFT) in this complex drastically alters protein-DNA contacts, and p21(SNFT)/Jun binds the NF-AT/AP-1 element cooperatively with NF-AT but with significantly reduced efficiency compared to Fos/Jun. This altered complex conformation underlies specific repression of the IL-2 promoter and AP-1-driven composite promoter elements.\",\n      \"method\": \"Biochemical DNA-binding assays, electrophoretic mobility shift assay (EMSA), protein-DNA contact analysis, transcriptional reporter assays\",\n      \"journal\": \"The Journal of biological chemistry\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 1 / Moderate — in vitro reconstitution of protein-DNA complexes with detailed contact mapping and transcriptional readout, single lab with multiple orthogonal biochemical methods\",\n      \"pmids\": [\"12087103\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2015,\n      \"finding\": \"Batf3 maintains autoactivation of Irf8 at a CD8α+ cDC-specific enhancer containing multiple AP1-IRF composite elements (AICEs) within the Irf8 superenhancer. After specification of pre-CD8 DC progenitors (which requires IRF8 but not Batf3), Batf3 becomes required for continued Irf8 autoactivation; CDPs from Batf3-/- mice fail to complete CD8α+ cDC development due to decay of Irf8 expression and divert to the CD4+ cDC lineage.\",\n      \"method\": \"Knockout mouse genetics, transcription factor reporter alleles, chromatin analysis (AICE identification), bone marrow progenitor reconstitution\",\n      \"journal\": \"Nature immunology\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 / Strong — epistasis established by genetic models with defined progenitor populations and enhancer-level mechanistic resolution, replicated across multiple labs\",\n      \"pmids\": [\"26054719\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2013,\n      \"finding\": \"Batf3 and Id2 have a synergistic effect on Irf8-directed CD8α+ DC development; Irf8 is upstream of Batf3 and Id2 in the developmental program; without Irf8, expression of Id2 and Batf3 alone is insufficient for CD8α+ DC development.\",\n      \"method\": \"DC progenitor cell line (DC9) derived from Irf8-/- bone marrow, retroviral transduction of transcription factors, gene expression profiling\",\n      \"journal\": \"Journal of immunology\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — defined epistatic hierarchy using cell line reconstitution system with transcription factor co-expression, single lab\",\n      \"pmids\": [\"24227775\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2013,\n      \"finding\": \"CD8α+ DCs can emerge independently of Batf3 (as well as Id2 and Nfil3) in short-term bone marrow reconstitution, but only Irf8 is essential for CD8α+ DC development. These Batf3-independent CD8α+ DCs retain cross-presentation capacity. In contrast, CD103+ DC development requires all four factors including Batf3.\",\n      \"method\": \"Bone marrow reconstitution with KO mice (Id2-/-, Nfil3-/-, Batf3-/-), flow cytometry, cross-presentation assay\",\n      \"journal\": \"Blood\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — defined lineage separation by multiple KO models with functional cross-presentation readout, single lab, partially contradicts prior work\",\n      \"pmids\": [\"23297132\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2018,\n      \"finding\": \"BATF3 and IRF4 cooperatively drive ATLL-specific gene expression; BATF3 knockdown reduces proliferation and survival of ATLL cell lines. HBZ (the HTLV-I-encoded transcription factor) binds to an ATLL-specific BATF3 super-enhancer and regulates BATF3 expression and its downstream targets including MYC. BET inhibitors collapse this HBZ-BATF3 transcriptional network.\",\n      \"method\": \"RNAi screen, ChIP, super-enhancer analysis, RNAi knockdown, BET inhibitor treatment, xenograft model\",\n      \"journal\": \"Cancer cell\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 / Strong — RNAi screen combined with ChIP to identify super-enhancer and mechanistic epistasis between HBZ and BATF3, validated in patient samples and xenografts\",\n      \"pmids\": [\"30057145\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"BATF3 interacts physically with JUN and JUNB in cHL and ALCL cell lines (established by mass spectrometry and co-immunoprecipitation). BATF3 knockdown is toxic for cHL and ALCL lines. BATF3 binds directly to the MYC promoter and MYC is a critical BATF3 target. JAK/STAT signaling (including STAT proteins directly binding the BATF3 locus by ChIP) regulates BATF3 expression.\",\n      \"method\": \"Mass spectrometry, co-immunoprecipitation, shRNA knockdown, ChIP (BATF3 binding to MYC promoter; STAT binding to BATF3 locus), JAK2 inhibitor treatment\",\n      \"journal\": \"Leukemia\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 1-2 / Moderate — reciprocal Co-IP/MS for complex identification, ChIP for direct promoter binding, functional KD with viability readout, single lab with multiple orthogonal methods\",\n      \"pmids\": [\"28659618\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2018,\n      \"finding\": \"BATF and BATF3 bind classical AP-1 motifs and, together with IRF4, co-occupy AP-1-IRF composite elements (AICEs) in ALCL. Gene-specific inactivation of BATF or BATF3 results in growth retardation and/or cell death of ALCL cells in vitro and in vivo. The AP-1-BATF module establishes TH17/ILC3-associated gene expression in ALCL.\",\n      \"method\": \"ChIP, gene-specific CRISPR/shRNA inactivation, in vitro and in vivo (xenograft) growth assays, gene expression profiling\",\n      \"journal\": \"Leukemia\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — ChIP demonstrates direct AICE occupancy; KO/KD with defined growth phenotype in vitro and in vivo; single lab with multiple orthogonal methods\",\n      \"pmids\": [\"29588546\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2020,\n      \"finding\": \"BATF3 has a T cell-intrinsic role in programming CD8+ T cell survival and memory. BATF3 is expressed transiently after T cell priming. T cells lacking Batf3 show normal expansion but undergo aggravated contraction and produce diminished memory responses. BATF3 overexpression in CD8+ T cells promotes survival and memory transition. Mechanistically, BATF3 regulates T cell apoptosis and longevity via the pro-apoptotic factor BIM.\",\n      \"method\": \"Conditional KO, adoptive transfer of Batf3-/- T cells, BATF3 overexpression, viral infection models, BIM expression analysis\",\n      \"journal\": \"Nature immunology\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 / Strong — T cell-intrinsic role established by adoptive transfer of KO cells plus overexpression gain-of-function, BIM identified as downstream effector, replicated across multiple infection models\",\n      \"pmids\": [\"32989328\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2020,\n      \"finding\": \"Cell-intrinsic Batf3 expression in CD8 T cells is required for establishing circulating and resident memory T cells after foodborne Listeria infection. Batf3-/- T cells undergo increased apoptosis during contraction, leading to substantially reduced memory population and impaired recall responses.\",\n      \"method\": \"Adoptive transfer of Batf3-/- CD8 T cells, foodborne Listeria monocytogenes infection model, flow cytometry for memory populations and apoptosis\",\n      \"journal\": \"Journal of immunology\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — cell-intrinsic role demonstrated by adoptive transfer, defined apoptosis phenotype, single lab\",\n      \"pmids\": [\"32669309\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2018,\n      \"finding\": \"OX40 costimulation upregulates BATF3 (and BATF), which produce a closed chromatin configuration to repress Foxp3 expression in a Sirt1/7-dependent manner, thereby inhibiting iTreg induction.\",\n      \"method\": \"OX40 stimulation of naive CD4+ T cells, BATF3 overexpression, chromatin accessibility assay, Sirt1/7 inhibition\",\n      \"journal\": \"Cell reports\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — defined molecular pathway (OX40→BATF3→closed chromatin→Foxp3 repression) with Sirt1/7 dependency, two orthogonal methods (chromatin assay + Sirtuin inhibition), single lab\",\n      \"pmids\": [\"30021159\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"BATF3 acts as a transcriptional suppressor of Treg differentiation. BATF3 binds to the CNS1 region of the Foxp3 locus and reduces Foxp3 gene expression. BATF3 is preferentially expressed in effector CD4 T cells; ectopic BATF3 expression inhibits Foxp3 induction; Batf3-deficient CD4 T cells favorably differentiate into Tregs.\",\n      \"method\": \"BATF3 overexpression, Batf3-/- mice, in vitro Treg differentiation assay, ChIP (BATF3 binding to Foxp3 CNS1), in vivo gut immune disease models\",\n      \"journal\": \"Experimental & molecular medicine\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — direct ChIP evidence for CNS1 binding plus overexpression and KO phenotypes, single lab\",\n      \"pmids\": [\"29147008\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2022,\n      \"finding\": \"BATF3 must partner with IRF4 to bind a regulatory region in the Foxp3 locus where they cooperatively repress FOXP3 expression and iTreg induction. BATF3-IRF4 interactions are also necessary for glycolytic reprogramming of activated T cells that is antagonistic to FOXP3 expression and stability.\",\n      \"method\": \"Irf4 KO, BATF3 overexpression, ChIP (BATF3/IRF4 binding to Foxp3 regulatory region), metabolic (glycolysis) assays, Foxp3 CNS2 methylation analysis\",\n      \"journal\": \"Frontiers in immunology\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — ChIP demonstrates cooperative binding; multiple orthogonal methods (ChIP + metabolic assay + methylation); single lab\",\n      \"pmids\": [\"36090981\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2019,\n      \"finding\": \"BATF3 physically interacts with IRF4 and binds to the Il9 locus. A transactivation reporter assay showed that the BATF3-IRF4 complex induces Il9 promoter activity. BATF3 overexpression is sufficient to rescue Il9 expression and restore airway inflammation capacity in Batf KO Th9 cells, demonstrating that BATF3 can substitute for BATF during Th9 differentiation.\",\n      \"method\": \"Co-immunoprecipitation (BATF3-IRF4 interaction), ChIP (BATF3 binding to Il9 locus), luciferase reporter assay, rescue experiment in Batf KO Th9 cells\",\n      \"journal\": \"Experimental & molecular medicine\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — direct binding to Il9 locus by ChIP, protein-protein interaction by Co-IP, functional rescue; single lab with multiple orthogonal methods\",\n      \"pmids\": [\"31776325\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2019,\n      \"finding\": \"TL1A (TNF superfamily) induces expression of BATF and BATF3 and facilitates their binding to the Il9 promoter, leading to enhanced IL-9 secretion and Th9 differentiation. Batf3-/- Th9-TL1A cells induce reduced inflammation and cytokine expression in vivo compared to WT cells.\",\n      \"method\": \"TL1A stimulation of Th9 cells, ChIP (BATF3 binding to Il9 promoter), Batf3-/- T cell transfer model, cytokine measurement\",\n      \"journal\": \"Mucosal immunology\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — direct binding evidence by ChIP plus in vivo KO phenotype; single lab\",\n      \"pmids\": [\"30617301\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2023,\n      \"finding\": \"Disruption of TET2 enables antigen-independent CAR T cell clonal expansions that require biallelic TET2 disruption and sustained expression of BATF3 to drive a MYC-dependent proliferative program. This proliferative state is associated with reduced effector function and genomic instability, establishing TET2 as a guardian against BATF3-induced CAR T cell proliferation.\",\n      \"method\": \"TET2 gene disruption in CAR T cells, BATF3 expression analysis, tumor rejection models, clonal expansion tracking, MYC pathway analysis\",\n      \"journal\": \"Nature\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 / Strong — mechanistic link between BATF3 and MYC-dependent proliferative program established in multiple tumor models; TET2-BATF3 epistasis defined; published in high-tier journal with rigorous controls\",\n      \"pmids\": [\"36755094\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"Batf3-dependent CD103+ DCs within the tumor microenvironment are required for effector T cell trafficking into tumors. The mechanism involves CXCL9/10 production by CD103+ DCs; absence of these DCs leads to loss of CXCL9/10 and failed T cell trafficking.\",\n      \"method\": \"Flow cytometry, intra-vital imaging, Batf3-/- tumor models, CXCL9/10 measurement, adoptive T cell transfer\",\n      \"journal\": \"Cancer cell\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 / Strong — mechanistic pathway (CD103+ DCs→CXCL9/10→T cell trafficking) established with intra-vital imaging and KO genetics, multiple orthogonal methods\",\n      \"pmids\": [\"28486109\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2014,\n      \"finding\": \"Batf3-dependent CD103+ DCs are major producers of IL-12 during Leishmania major infection and are required for local Th1 immunity. Adoptive transfer of WT but not IL-12p40-/- Batf3-dependent DCs improved anti-L. major response in Batf3-/- mice, establishing IL-12 production as the key effector mechanism.\",\n      \"method\": \"Batf3-/- mice with L. major infection, adoptive transfer of WT vs IL-12p40-/- DCs, cytokine measurement, T cell differentiation analysis\",\n      \"journal\": \"European journal of immunology\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 / Strong — mechanistic rescue experiment with IL-12p40-/- DC transfer definitively assigns IL-12 as the effector mechanism; multiple orthogonal approaches\",\n      \"pmids\": [\"25312824\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"IL-12 from Batf3-dependent CD103+ DCs is critical for NK cell activation and IFNγ production, which controls tumor metastasis. Chimeric mice lacking IL-12 production specifically in Batf3-dependent DCs had metastatic burdens similar to Batf3-/- mice, establishing that DC-derived IL-12 is the critical effector mechanism for NK-cell-mediated metastasis control.\",\n      \"method\": \"Batf3-/- mice, chimeric mice with DC-specific IL-12 KO, NK cell depletion, IFNγ measurement, bone marrow-derived DC co-culture with NK cells\",\n      \"journal\": \"Cancer immunology research\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 / Strong — cell-type-specific IL-12 KO chimera definitively identifies DC-derived IL-12 as the mechanism; IL-12-dependent NK activation confirmed in vitro\",\n      \"pmids\": [\"29070650\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2021,\n      \"finding\": \"In ALCL, BATF3 is recruited to IL-2 receptor (IL2R) regulatory regions and regulates IL2R expression; BATF3 knockout decreases IL-2R expression. Super-enhancer analysis (H3K27ac ChIP-seq) identified BATF3 among top ALCL regulators. IL-2/IL-15 signaling activates STAT1, STAT5, and ERK1/2 downstream of IL2R, identifying a BATF3/IL-2R regulatory module.\",\n      \"method\": \"Genome-wide H3K27ac ChIP-seq, BATF3 knockout, BATF3 ChIP at IL2R regulatory regions, cytokine stimulation with pathway analysis\",\n      \"journal\": \"Nature communications\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 1-2 / Moderate — super-enhancer ChIP-seq plus BATF3 ChIP at regulatory regions plus KO functional validation; multiple orthogonal methods; single lab\",\n      \"pmids\": [\"34552066\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"In Hodgkin lymphoma, S1P/S1PR1 activates PI3-K signaling which upregulates BATF3. BATF3 in turn upregulates S1PR1, creating a feedforward oncogenic signaling loop. Knockdown of BATF3 in HL cell lines revealed that BATF3 contributed to the transcriptional programme of primary HRS cells, including upregulation of S1PR1.\",\n      \"method\": \"S1PR1/S1PR2 expression analysis, PI3-K inhibition, BATF3 shRNA knockdown, gene expression profiling, immunohistochemistry\",\n      \"journal\": \"Leukemia\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — KD phenotype with defined pathway (S1PR1→PI3K→BATF3→S1PR1 feedforward); single lab\",\n      \"pmids\": [\"28878352\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"BATF3 directly promotes transcription of CXCL5 by forming a heterodimer with JunD in intestinal epithelial cells, and the resulting CXCL5-CXCR2 axis accelerates neutrophil recruitment to promote colitis-associated colon cancer.\",\n      \"method\": \"Batf3-/- mice in AOM/DSS-induced CAC model, bone marrow cross-transfusion to identify intestinal epithelial (non-cDC1) BATF3 as driver, neutrophil depletion, ChIP/reporter assay for BATF3-JunD binding to CXCL5 promoter\",\n      \"journal\": \"Mucosal immunology\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — ChIP and reporter assay demonstrate direct BATF3-JunD binding to CXCL5 locus; cell-type specificity established by BMT; single lab\",\n      \"pmids\": [\"32467604\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2017,\n      \"finding\": \"BATF3 identified as a context-specific coactivator of the glucocorticoid receptor (GR). The interaction between BATF3 and GR is modulated by the lever arm domain of GR and is influenced by the sequence of the GR binding site. BATF3 acts as a gene-specific coactivator whose potency is influenced by the GR binding site sequence.\",\n      \"method\": \"Protein-protein interaction screen for GR isoforms (GRα vs GRγ), co-immunoprecipitation, transcriptional reporter assay with BATF3 and GR variants\",\n      \"journal\": \"PLoS one\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — protein interaction screen with co-IP validation plus functional reporter assays; single lab; context-dependency established\",\n      \"pmids\": [\"28708849\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2018,\n      \"finding\": \"Ectopic expression of BATF3 in mature murine B cells induces B-cell lymphomas with a germinal center B-cell-like phenotype after retroviral transduction and transplantation into Rag1-deficient recipients. In a multiple myeloma cell line, BATF3 inhibits BLIMP1 expression, suggesting an oncogenic mechanism in B-cell lymphomagenesis.\",\n      \"method\": \"Retroviral BATF3 transduction of murine B and T cells, transplantation into Rag1-/- recipients, tumor phenotyping, BLIMP1 expression analysis in myeloma cell line\",\n      \"journal\": \"Oncotarget\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — in vivo B-cell transformation with BATF3 plus mechanistic BLIMP1 inhibition in cell line; single lab\",\n      \"pmids\": [\"29662618\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2023,\n      \"finding\": \"The evolutionarily conserved bZIP transcription factor BATF3/ZIP-10 suppresses innate immunity by repressing the p38/PMK-1 MAPK signaling pathway. Overexpression of human BATF3 in HEK293 cells abolishes p38 activation and inhibits expression of antimicrobial peptides and cytokine genes upon Pseudomonas aeruginosa infection.\",\n      \"method\": \"C. elegans zip-10 mutant, transgenic rescue with human BATF3 cDNA, p38/PMK-1 phosphorylation assay, siRNA knockdown in HEK293 cells, antimicrobial peptide gene expression\",\n      \"journal\": \"International immunology\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — functional conservation validated by rescue with human BATF3 cDNA; p38 pathway mechanism confirmed in human cells; single lab\",\n      \"pmids\": [\"36409527\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2025,\n      \"finding\": \"BATF3 directly drives transcription of Il27 and Cxcl10 in a B cell subset. Il27 and Cxcl10 transcription is induced by synergizing TLR and CD40 signals and driven by co-induced BATF3, which directly targets these genes.\",\n      \"method\": \"B cell transcriptional profiling, ChIP (BATF3 binding to Il27 and Cxcl10 loci), TLR/CD40 co-stimulation, in vitro and in vivo functional assays\",\n      \"journal\": \"Science advances\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — ChIP demonstrates direct targeting of Il27 and Cxcl10; functional context established with co-stimulation; single lab\",\n      \"pmids\": [\"41061049\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2026,\n      \"finding\": \"BATF3 overexpression in CD8+ T cells significantly enhances cell proliferation and reduces cytokine production. BATF3 specifically facilitates the transition from effector to memory phase, upregulating memory-associated genes while downregulating exhaustion markers. ATAC-seq analysis revealed that BATF3 overexpression dynamically regulates chromatin accessibility affecting cytoskeletal organization, metabolic pathways, and survival signaling.\",\n      \"method\": \"BATF3 overexpression in virus-specific CTLs and CAR-T cells, ATAC-seq for chromatin accessibility, gene expression profiling, proliferation and cytokine assays\",\n      \"journal\": \"Life science alliance\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 1-2 / Moderate — ATAC-seq provides genome-wide chromatin remodeling evidence; multiple functional readouts (proliferation, cytokine, memory markers); single lab\",\n      \"pmids\": [\"41974573\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2026,\n      \"finding\": \"c-MYC directly binds the BATF3 promoter approximately 1–2 kb upstream of the transcription start site (primary binding site at -1,214 to -1,203 bp) and promotes BATF3 transcription, thereby enhancing CD8+ T cell proliferation and inhibiting apoptosis.\",\n      \"method\": \"Dual-luciferase reporter assay (c-MYC binding BATF3 promoter), ChIP-qPCR (c-MYC binding site mapping), lentiviral transduction, siRNA knockdown\",\n      \"journal\": \"Scientific reports\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 1-2 / Moderate — ChIP-qPCR maps specific binding site and luciferase assay confirms promoter activation; single lab with two orthogonal methods\",\n      \"pmids\": [\"41882260\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2024,\n      \"finding\": \"Within the tumor microenvironment, Batf3-lineage DCs provide 4-1BBL as a major positive co-stimulatory signal to CD8+ T cells, which mediates T cell functional reinvigoration and tumor regression during PD-1/PD-L1 blockade. Spatial transcriptomics confirmed clustering of Batf3+ DCs and CD8+ T cells in human tumors correlating with anti-PD-1 efficacy.\",\n      \"method\": \"Flow cytometry with gene-targeted mice, blocking antibody studies (4-1BBL), immunofluorescence, spatial transcriptomics on human tumor samples\",\n      \"journal\": \"Cell reports\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 / Strong — 4-1BBL mechanism defined by blocking antibody + KO genetics; human spatial transcriptomics validation; multiple orthogonal methods\",\n      \"pmids\": [\"38656869\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2020,\n      \"finding\": \"BATF3 regulates differentiation of CD8+ T lymphocytes: BATF and BATF3 deficiency promotes skin allograft long-term survival by impairing CD8+ T cell effector phenotype acquisition and cytokine production. Double KO (Batf-/-Batf3-/-) T cells fail to expand in vivo, retain a quiescent phenotype (CD62L+CD127+), and cannot produce effector cytokines to alloantigen stimulation.\",\n      \"method\": \"Batf-/- Batf3-/- double KO mice, heart and skin allograft transplant models, adoptive T cell transfer, flow cytometry for effector markers\",\n      \"journal\": \"American journal of transplantation\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 / Moderate — cell-intrinsic role established by adoptive transfer of double KO T cells; defined effector phenotype defect; single lab\",\n      \"pmids\": [\"34599765\"],\n      \"is_preprint\": false\n    }\n  ],\n  \"current_model\": \"BATF3 is a bZIP/AP-1 family transcription factor that operates mechanistically through several distinct modules: (1) it heterodimerizes with JUN family members and co-occupies AP-1-IRF composite elements (AICEs) with IRF4 or IRF8 to drive lineage-specific transcriptional programs; (2) it is absolutely required for the development of CD8α+/CD103+ conventional type 1 dendritic cells (cDC1s) by maintaining autoactivation of Irf8 at a cDC-specific superenhancer; (3) within cDC1s, it drives IL-12 and CXCL9/10 production to orchestrate CD8+ T cell priming, cross-presentation, and effector T cell trafficking; (4) in T cells, it promotes CD8+ T cell survival and memory transition by suppressing BIM-mediated apoptosis and remodeling chromatin accessibility; (5) it represses Foxp3 expression and iTreg induction by binding regulatory regions of the Foxp3 locus in partnership with IRF4; (6) in lymphoma cells, it drives MYC expression and oncogenic transcriptional programs; and (7) it suppresses innate immune signaling by attenuating p38 MAPK activation.\"\n}\n```","stage2_raw":"{\n  \"mechanistic_narrative\": \"BATF3 is a bZIP/AP-1 family transcription factor that programs lineage-specific gene expression in dendritic cells, T cells, and lymphoid malignancies by heterodimerizing with JUN family members and co-occupying AP-1–IRF composite elements (AICEs) with IRF4 or IRF8 [#1, #6, #7]. In dendritic cell biology, BATF3 is absolutely required for development of CD8α+/CD103+ conventional type 1 DCs, acting downstream of IRF8 specification to sustain Irf8 autoactivation at a cDC-specific superenhancer; loss of BATF3 causes decay of Irf8 expression and diversion to the CD4+ cDC lineage [#0, #2]. These BATF3-dependent DCs orchestrate type 1 anti-pathogen and anti-tumor immunity through IL-12 production driving Th1 polarization and NK-cell IFNγ responses [#17, #18], CXCL9/10-mediated effector T cell trafficking into tumors [#16], and 4-1BBL costimulation that reinvigorates CD8+ T cells during PD-1/PD-L1 blockade [#28]. BATF3 also has a T cell-intrinsic role: it is transiently induced after priming and promotes CD8+ T cell survival and the effector-to-memory transition by suppressing BIM-mediated apoptosis and remodeling chromatin accessibility [#8, #26]. Through partnership with IRF4, BATF3 represses Foxp3 by binding regulatory regions of the locus, antagonizing iTreg induction [#11, #12]. In B-cell and T-cell lymphomas, BATF3 functions as an oncogenic driver, partnering with JUN/JUNB and IRF4 to occupy AICEs and directly activating MYC and IL2R, with its expression maintained by superenhancers and JAK/STAT signaling [#5, #6, #7, #19].\",\n  \"teleology\": [\n    {\n      \"year\": 2002,\n      \"claim\": \"Established the biochemical basis of BATF3 action — that it substitutes for Fos in AP-1 complexes to alter DNA contacts and repress AP-1/NFAT-driven transcription.\",\n      \"evidence\": \"EMSA, protein-DNA contact mapping, and reporter assays with reconstituted p21(SNFT)/Jun/NFAT complexes\",\n      \"pmids\": [\"12087103\"],\n      \"confidence\": \"High\",\n      \"gaps\": [\"In vitro biochemistry only; no cellular lineage context\", \"Genome-wide binding repertoire not defined\"]\n    },\n    {\n      \"year\": 2008,\n      \"claim\": \"Defined BATF3 as the lineage-determining factor for CD8α+ cross-presenting dendritic cells, linking it to anti-viral and anti-tumor CD8+ T cell immunity.\",\n      \"evidence\": \"Batf3-/- knockout mice with viral challenge and tumor rejection assays\",\n      \"pmids\": [\"19008445\"],\n      \"confidence\": \"High\",\n      \"gaps\": [\"Molecular mechanism of how BATF3 specifies the lineage not yet resolved\", \"Transcriptional partners undefined at this stage\"]\n    },\n    {\n      \"year\": 2013,\n      \"claim\": \"Positioned BATF3 within a developmental hierarchy downstream of IRF8 and synergizing with Id2, while revealing that some CD8α+ DCs can arise BATF3-independently.\",\n      \"evidence\": \"Irf8-/- DC progenitor cell line reconstitution and multi-KO bone marrow chimeras with cross-presentation readouts\",\n      \"pmids\": [\"24227775\", \"23297132\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\"Apparent contradiction over absolute BATF3 requirement for CD8α+ versus CD103+ DCs\", \"Enhancer-level mechanism not yet established\"]\n    },\n    {\n      \"year\": 2015,\n      \"claim\": \"Resolved the developmental mechanism: BATF3 maintains Irf8 autoactivation at AICEs within a cDC-specific superenhancer after IRF8-dependent specification.\",\n      \"evidence\": \"Knockout genetics with reporter alleles, AICE chromatin analysis, and progenitor reconstitution\",\n      \"pmids\": [\"26054719\"],\n      \"confidence\": \"High\",\n      \"gaps\": [\"Direct BATF3 occupancy at the Irf8 enhancer not shown by ChIP in this study\", \"Kinetics of the autoactivation switch not fully timed\"]\n    },\n    {\n      \"year\": 2017,\n      \"claim\": \"Established BATF3-dependent DCs as the effector source of CXCL9/10 and IL-12 that control T cell trafficking, NK activation, and metastasis in tumors.\",\n      \"evidence\": \"Batf3-/- tumor models, intra-vital imaging, cell-type-specific IL-12 KO chimeras, and NK depletion\",\n      \"pmids\": [\"28486109\", \"29070650\"],\n      \"confidence\": \"High\",\n      \"gaps\": [\"Direct transcriptional control of Cxcl9/10 and Il12 by BATF3 not mapped by ChIP\", \"Relative contribution of each chemokine/cytokine in different tumors unresolved\"]\n    },\n    {\n      \"year\": 2017,\n      \"claim\": \"Revealed BATF3 as a suppressor of Treg differentiation, expanding its role beyond DCs to CD4 effector fate decisions.\",\n      \"evidence\": \"BATF3 overexpression, Batf3-/- mice, ChIP at Foxp3 CNS1, and gut disease models\",\n      \"pmids\": [\"29147008\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\"Cofactor requirement for Foxp3 binding not yet defined here\", \"Mechanism of repression (chromatin vs direct) incomplete\"]\n    },\n    {\n      \"year\": 2018,\n      \"claim\": \"Defined BATF3 as an oncogenic dependency in lymphomas, partnering with IRF4/JUN at superenhancers and AICEs to drive MYC and lineage programs.\",\n      \"evidence\": \"RNAi screens, ChIP, super-enhancer analysis, BET inhibition, and xenografts in ATLL/ALCL/cHL\",\n      \"pmids\": [\"30057145\", \"29588546\"],\n      \"confidence\": \"High\",\n      \"gaps\": [\"Whether MYC induction is direct in all lymphoma subtypes not uniformly established\", \"Upstream drivers of BATF3 superenhancer activity vary by tumor\"]\n    },\n    {\n      \"year\": 2018,\n      \"claim\": \"Showed OX40 costimulation routes through BATF3 to close chromatin at Foxp3 in a Sirt1/7-dependent manner, integrating costimulatory signals into Treg suppression.\",\n      \"evidence\": \"OX40 stimulation, BATF3 overexpression, chromatin accessibility assays, and Sirtuin inhibition\",\n      \"pmids\": [\"30021159\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\"Direct BATF3 recruitment of Sirtuins not biochemically shown\", \"Single lab, in vitro chromatin readout\"]\n    },\n    {\n      \"year\": 2019,\n      \"claim\": \"Demonstrated BATF3 can substitute for BATF in Th9 differentiation, partnering with IRF4 to activate Il9 downstream of TL1A signaling.\",\n      \"evidence\": \"Co-IP, ChIP at Il9 locus, luciferase reporters, and rescue of Batf-KO Th9 cells\",\n      \"pmids\": [\"31776325\", \"30617301\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\"Degree of functional redundancy with BATF in vivo unresolved\", \"Single lab\"]\n    },\n    {\n      \"year\": 2020,\n      \"claim\": \"Uncovered a T cell-intrinsic role: transiently induced BATF3 programs CD8+ T cell survival and memory by restraining BIM-mediated apoptosis.\",\n      \"evidence\": \"Conditional KO, adoptive transfer of Batf3-/- T cells, overexpression gain-of-function, and viral/Listeria infection models\",\n      \"pmids\": [\"32989328\", \"32669309\"],\n      \"confidence\": \"High\",\n      \"gaps\": [\"Direct transcriptional regulation of Bim by BATF3 not mapped\", \"Partner dependence in T cells unclear\"]\n    },\n    {\n      \"year\": 2021,\n      \"claim\": \"Mapped a BATF3/IL2R regulatory module in ALCL, with BATF3 occupying IL2R regulatory regions to sustain cytokine responsiveness.\",\n      \"evidence\": \"H3K27ac ChIP-seq, BATF3 ChIP at IL2R regions, and KO functional validation\",\n      \"pmids\": [\"34552066\"],\n      \"confidence\": \"High\",\n      \"gaps\": [\"Feedback between IL2R-driven STAT signaling and BATF3 not fully closed\", \"Single lab\"]\n    },\n    {\n      \"year\": 2022,\n      \"claim\": \"Identified IRF4 as the obligate partner for BATF3-mediated Foxp3 repression and linked the complex to glycolytic reprogramming antagonistic to Treg stability.\",\n      \"evidence\": \"Irf4 KO, BATF3 overexpression, ChIP at Foxp3 regulatory region, metabolic assays, and CNS2 methylation analysis\",\n      \"pmids\": [\"36090981\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\"Causal ordering of metabolic vs transcriptional effects not fully separated\", \"Single lab\"]\n    },\n    {\n      \"year\": 2023,\n      \"claim\": \"Tied BATF3 to a MYC-dependent proliferative program in TET2-disrupted CAR T cells and uncovered a conserved role suppressing p38 MAPK innate signaling.\",\n      \"evidence\": \"TET2 disruption with clonal tracking in CAR T cells; C. elegans zip-10 rescue with human BATF3 and p38/PMK-1 assays in HEK293\",\n      \"pmids\": [\"36755094\", \"36409527\"],\n      \"confidence\": \"High\",\n      \"gaps\": [\"Direct BATF3 binding at MYC in the CAR T context not shown\", \"p38 suppression mechanism (direct vs indirect) undefined\"]\n    },\n    {\n      \"year\": 2026,\n      \"claim\": \"Refined BATF3's T cell-intrinsic memory program at chromatin resolution and placed it downstream of c-MYC, revealing a c-MYC→BATF3 axis promoting CD8+ T cell proliferation and survival.\",\n      \"evidence\": \"ATAC-seq with BATF3 overexpression in CTLs/CAR-T; ChIP-qPCR and luciferase mapping c-MYC binding at the BATF3 promoter\",\n      \"pmids\": [\"41974573\", \"41882260\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\"Feedforward relationship between BATF3 and MYC across contexts not unified\", \"Single lab\"]\n    },\n    {\n      \"year\": null,\n      \"claim\": \"How BATF3's distinct partner choices (JUN/JUNB, IRF4, IRF8, JunD, GR) are selected in each cell type to switch between activator and repressor functions remains unresolved.\",\n      \"evidence\": \"\",\n      \"pmids\": [],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\"No structural model of context-specific BATF3 complex assembly\", \"Determinants of activating versus repressive output at a given locus undefined\", \"Cross-tissue comparison of BATF3 cistromes lacking\"]\n    }\n  ],\n  \"mechanism_profile\": {\n    \"molecular_activity\": [\n      {\"term_id\": \"GO:0140110\", \"supporting_discovery_ids\": [1, 2, 6, 7, 11, 19]},\n      {\"term_id\": \"GO:0003677\", \"supporting_discovery_ids\": [1, 6, 7, 21]},\n      {\"term_id\": \"GO:0098772\", \"supporting_discovery_ids\": [22]}\n    ],\n    \"localization\": [\n      {\"term_id\": \"GO:0005634\", \"supporting_discovery_ids\": [1, 6, 7]}\n    ],\n    \"pathway\": [\n      {\"term_id\": \"R-HSA-74160\", \"supporting_discovery_ids\": [2, 6, 7, 19]},\n      {\"term_id\": \"R-HSA-168256\", \"supporting_discovery_ids\": [0, 16, 17, 18, 28]},\n      {\"term_id\": \"R-HSA-1266738\", \"supporting_discovery_ids\": [0, 2]},\n      {\"term_id\": \"R-HSA-1643685\", \"supporting_discovery_ids\": [5, 6, 7, 15, 23]}\n    ],\n    \"complexes\": [\"BATF3-JUN/JUNB AP-1 heterodimer\", \"BATF3-IRF4 AICE complex\", \"BATF3-JunD heterodimer\"],\n    \"partners\": [\"JUN\", \"JUNB\", \"JunD\", \"IRF4\", \"IRF8\", \"NFAT\", \"GR\", \"MYC\"],\n    \"other_free_text\": []\n  }\n}","audit_flag":null,"evaluation":{"pairwise":"win","faith_supported":6,"faith_total":6,"faith_pct":100.0}}