Affinage

TCF12

Transcription factor 12 · UniProt Q99081

Length
682 aa
Mass
73.0 kDa
Annotated
2026-06-10
100 papers in source corpus 39 papers cited in narrative 38 extracted findings
Cross-family judge vs UniProt: Affinage preferred faithfulness: 5/7 claims corpus-supported (71%)

Mechanistic narrative

Synthesis pass · prose summary of the discoveries below

TCF12 (HEB) is a class I basic helix-loop-helix (bHLH) E-protein that binds E-box DNA elements as homodimers or as heterodimers with myogenic factors and other E-proteins, modulating DNA-binding specificity and acting as a transcriptional activator (PMID:1312219). Its most extensively characterized role is in lymphoid development, where E2A-HEB heterodimers constitute the major bHLH species in thymocytes and are obligatory at sequential checkpoints of αβ T-cell development: they are required for the DN-to-DP transition independent of TCR signaling (PMID:10477603, PMID:10958665), control DP fate and the timing of the DP-to-SP transition (PMID:18093538), and directly activate the pre-TCRα promoter through tandem E-boxes (PMID:11490000, PMID:17442955). HEB further governs DP thymocyte survival and distal Vα-Jα TCRα rearrangement, iNKT specification, and γδT17 specification via target genes including Sox4, Sox13, and Rorc (PMID:20154672, PMID:29222418), and these E-proteins together induce FOXO1 to drive the earliest B-cell specification event (PMID:21972416). HEB activity is gated by inhibitory partners and signaling: Id3 (downstream of MEK/ERK) and the SCL/TAL1-LMO1 complex displace or repress E2A-HEB to silence targets such as SRG3 and pTα (PMID:11248806, PMID:15016815), and TCF-1 cooperates with HEB genome-wide to displace nucleosomes and maintain chromatin accessibility while protecting HEB from Notch-mediated proteasomal degradation (PMID:30420627). Beyond lymphopoiesis, HEB associates with PRC2 and SMAD2/3 to poise developmental promoters in stem cells and is required for mesodermal specification (PMID:25775035, PMID:28803914), partners with NeuroD1 to acquire active chromatin at migration genes for cortical lamination (PMID:35147187), and cooperates with MyoD to remodel chromatin at myogenic loci (PMID:16847330, PMID:36352000). In cancer it directly activates CXCR4 (PMID:31534521) and represses E-cadherin, VE-cadherin, and OTUB1 through polycomb/HDAC complexes (PMID:22130667, PMID:29435158, PMID:38946134), and is methylated by PRMT5 at R554 to promote FGL1 transcription (PMID:40041915). TCF12 haploinsufficiency causes Kallmann syndrome, with loss-of-function perturbing GnRH neuronal patterning in zebrafish (PMID:32620954).

Mechanistic history

Synthesis pass · year-by-year structured walk · 19 steps
  1. 1992 High

    Established the foundational biochemical identity of HEB as a bHLH E-protein, answering whether it binds DNA and how dimerization shapes its specificity.

    Evidence In vitro transcription/translation, EMSA, and transcriptional activation assays showing E-box binding as homodimers and heterodimers with myogenin/E12/ITF2

    PMID:1312219

    Open questions at the time
    • No in vivo target genes identified
    • No tissue-specific function assigned
  2. 1993 High

    Connected HEB to a specific developmental gene by showing its heterodimer drives the CD4 enhancer, the first functional E-box target in T cells.

    Evidence EMSA with antisera, E-box mutagenesis, and Id-overexpression reporter assays in T-cell lines

    PMID:8355705

    Open questions at the time
    • Did not establish in vivo requirement
    • Heterodimer partner identity at the enhancer inferred indirectly
  3. 1996 High

    Demonstrated dosage-sensitive cooperativity among E-proteins in lymphopoiesis, answering whether HEB acts redundantly or quantitatively with E2A/E2-2.

    Evidence Compound heterozygous mouse crosses with pro-B cell enumeration

    PMID:8649400

    Open questions at the time
    • Mechanism of dosage sensitivity not resolved
    • Direct targets not defined
  4. 1998 High

    Showed HEB and E2A are functionally interchangeable when expressed in the correct context, addressing whether E-proteins encode distinct or shared activities.

    Evidence Knock-in mice replacing the E2A locus with HEB cDNA, B-cell development and lethality rescue

    PMID:9584174

    Open questions at the time
    • Context-specific divergence between HEB and E2A not addressed
    • Does not exclude unique HEB functions at native locus
  5. 1999 High

    Defined a TCR-independent requirement for HEB at the DN-to-DP transition, separating E-protein function from pre-TCR signaling.

    Evidence HEB knockout mice with cell-autonomy tests and TCR transgene rescue attempts

    PMID:10477603

    Open questions at the time
    • Direct targets at this transition not identified
    • Relationship to pre-TCR signaling left undefined
  6. 2000 High

    Established E2A-HEB heterodimers as the obligatory functional unit in αβ T-cell development and identified pTα/SRG3 as E-box-controlled targets antagonized by SCL-LMO1 and Id3.

    Evidence Dominant-negative HEB knock-in mice, retroviral SCL-LMO1 expression, E-box mutagenesis, ChIP, and MEK/ERK inhibition

    PMID:10958665 PMID:11248806 PMID:15016815

    Open questions at the time
    • Full target repertoire of E2A-HEB not mapped
    • Quantitative contribution of homo- vs heterodimers unresolved
  7. 2001 High

    Demonstrated that E2A and HEB are sufficient to open TCR loci to recombination and directly occupy the pTα promoter, linking E-protein binding to locus accessibility.

    Evidence RAG1/RAG2 plus E-protein cotransfection into non-lymphoid cells with PCR of recombination products; EMSA and reporter assays on the pTα promoter

    PMID:11257142 PMID:11490000 PMID:11588043

    Open questions at the time
    • Chromatin-opening mechanism not defined at this stage
    • Cofactors required for recombination not identified
  8. 2004 High

    Revealed how oncogenic SCL/TAL1 subverts HEB by recruiting mSin3A corepressor to E-protein targets, explaining a leukemogenic mechanism and HDAC-inhibitor sensitivity.

    Evidence Genetic epistasis in TAL1/SCL with E2A/HEB heterozygous mice, ChIP at the CD4 enhancer, pharmacologic HDAC inhibition

    PMID:15193261

    Open questions at the time
    • Generalizability of the corepressor switch to other targets not shown
    • Direct HEB displacement vs corepressor recruitment not fully separated
  9. 2007 High

    Defined the combined E2A/HEB requirement for DP fate maintenance, proliferation control, and the DP-to-SP transition, integrating E-proteins with TCR-driven selection.

    Evidence Double conditional knockout mice with thymocyte phenotyping, cell cycle, and IL-7 stimulation assays

    PMID:17442955 PMID:18093538

    Open questions at the time
    • Direct targets governing proliferation block not enumerated
    • Division of labor between E2A and HEB not resolved
  10. 2008 High

    Identified upstream control of HEB levels by the CBFA2T3-ZNF652 repressor and by the AML1-ETO fusion, showing HEB abundance and genome-wide occupancy are oncogene-modulated.

    Evidence Promoter reporter, ChIP, Co-IP with domain mapping (CBFA2T3-ZNF652); genome-wide ChIP-chip and western blot (AML1-ETO)

    PMID:18456661 PMID:19043539

    Open questions at the time
    • Functional consequence of redirected HEB occupancy not fully defined
    • Physiological regulators of HEB transcription beyond these fusions unknown
  11. 2009 High

    Provided an atomic-resolution view of the AML1-ETO eTAFH-HEB interaction and tested its functional weight, showing the interaction is structurally defined but minor for leukemogenesis.

    Evidence NMR structure of the complex, contact-residue mutagenesis, colony and differentiation assays

    PMID:19204326

    Open questions at the time
    • Role of the interaction in normal hematopoiesis not addressed
    • Other AML1-ETO surfaces engaging HEB not excluded
  12. 2010 High

    Pinpointed a unique HEB requirement at the DP stage for survival, distal Vα-Jα rearrangement, and iNKT development, and linked HEB to Notch1/Bcl11b-dependent T-lineage commitment.

    Evidence Conditional HEB knockout with apoptosis, TCRα rearrangement, iNKT enumeration; retroviral Notch1 reconstitution and gene expression analysis

    PMID:20154672 PMID:21189289

    Open questions at the time
    • Direct HEB targets controlling Vα-Jα rearrangement not defined
    • Mechanism linking HEB to Notch1 function not resolved (Medium for #18)
  13. 2011 High

    Extended HEB function into B-cell specification via FOXO1 and into cancer cell migration via PRC2-mediated E-cadherin repression, broadening its target and partner repertoire.

    Evidence Compound knockout mice with ChIP at FOXO1 enhancers; ChIP and Co-IP with Bmi1/EZH2 plus shRNA and invasion assays in colorectal cancer

    PMID:21972416 PMID:22130667

    Open questions at the time
    • Direct HEB occupancy at FOXO1 (vs E2A) not separately shown
    • PRC2 recruitment mechanism by TCF12 not defined (Medium for #19)
  14. 2015 High

    Established HEB as a stem-cell developmental gatekeeper through physical association with PRC2 and SMAD2/3 at poised promoters, distinguishing PRC2-dependent from Nodal-dependent occupancy.

    Evidence Co-IP, ChIP-seq, siRNA depletion, and Activin differentiation assays in mouse ESCs

    PMID:25775035

    Open questions at the time
    • Direct bridging contacts between HEB and PRC2 not mapped
    • Whether HEB recruits or follows PRC2 not fully resolved
  15. 2017 High

    Showed HEB is required for human mesodermal and hematopoietic specification and that it is engaged downstream of osteopontin-integrin/HIF-1α signaling to repress VE-cadherin in EndoMT.

    Evidence TCF12 knockout in hESCs with rescue and directed differentiation; Co-IP with EZH2/HDACs, reporter assays, and pathway inhibition in colorectal cancer

    PMID:28803914 PMID:29435158

    Open questions at the time
    • Direct HEB targets driving mesoderm specification not enumerated
    • EndoMT cascade (#31) rests on single-lab Medium evidence
  16. 2018 High

    Defined the cooperative TCF-1/HEB mechanism that maintains DP chromatin accessibility and stabilizes HEB protein, integrating transcription factor pioneering with post-translational protection.

    Evidence ChIP-seq, ATAC-seq, conditional knockouts, Notch inhibition, and proteasome inhibitor experiments in DP thymocytes

    PMID:30420627

    Open questions at the time
    • E3 ligase mediating Notch-dependent HEB degradation not identified
    • Direct physical TCF-1/HEB contact not shown
  17. 2022 High

    Demonstrated context-specific partnerships of TCF12 with NeuroD1 in neuronal migration and with MyoD in myogenic chromatin organization, establishing it as a cooperative chromatin-shaping factor across lineages.

    Evidence Co-IP, ChIP-seq, ATAC-seq, in utero electroporation (neuronal); muscle-specific conditional KO with chromatin conformation analysis and regeneration assays (myogenic)

    PMID:35147187 PMID:36352000

    Open questions at the time
    • How partner choice (NeuroD1 vs MyoD vs E2A) is determined is unknown
    • Myogenic chromatin-conformation work (#30) is single-lab Medium
  18. 2024 Medium

    Identified post-translational and cancer-regulatory control of TCF12: PRMT5-mediated R554 methylation directs FGL1 activation, and TCF12 represses OTUB1 to promote ferroptosis, linking it to immune evasion and drug sensitivity.

    Evidence MS site identification, R554A mutagenesis, ChIP, PRMT5 inhibitor, and in vivo tumor models; reporter/ChIP, ubiquitination and ferroptosis assays for OTUB1

    PMID:38946134 PMID:40041915

    Open questions at the time
    • Methylation effect on global TCF12 occupancy not assessed
    • Both findings rest on single-lab Medium-confidence data
  19. 2020 Medium

    Linked TCF12 to a human Mendelian disease by showing haploinsufficiency causes Kallmann syndrome through disrupted GnRH neuronal patterning and a TCF3/STUB1 network.

    Evidence Zebrafish knockdown with GnRH neuron imaging and STUB1 mRNA rescue

    PMID:32620954

    Open questions at the time
    • Direct TCF12 targets in GnRH neurons not defined
    • Mechanistic basis of TCF12-STUB1 epistasis unresolved

Open questions

Synthesis pass · forward-looking unresolved questions
  • How TCF12 selects among its many dimer partners (E2A, MyoD, NeuroD1, TCF-1, PRC2) and how post-translational marks reprogram its genome-wide occupancy in a given cell type remain unresolved.
  • No unified model of partner selection across lineages
  • Genome-wide consequences of R554 methylation not mapped
  • E3 ligase and full degradation pathway for HEB unknown

Mechanism profile

Synthesis pass · controlled-vocabulary classification · explore literature graph →
Molecular activity
GO:0140110 transcription regulator activity 6 GO:0003677 DNA binding 4
Localization
GO:0005634 nucleus 5
Pathway
R-HSA-168256 Immune System 5 R-HSA-1266738 Developmental Biology 4 R-HSA-4839726 Chromatin organization 4 R-HSA-74160 Gene expression (Transcription) 4 R-HSA-1643685 Disease 3
Partners
EZH2ID3ID4MYODNEUROD1SMAD2TCF3TCF7
Complex memberships
E2A-HEB heterodimerMyoD-HEB complexNeuroD1-Tcf12 complexPRC2 (with EZH2/Bmi1)

Evidence

Reading pass · 38 per-paper findings extracted from the source corpus
Year Finding Method Journal Conf PMIDs
1992 HEB (TCF12) is a basic helix-loop-helix E-protein that binds E-box sequences as homodimers and forms heterodimers with myogenin, E12, and ITF2; heterodimerization modulates DNA-binding specificity and dissociation rates. HEB can also activate gene expression. In vitro transcription/translation, electrophoretic mobility shift assay (EMSA), transcriptional activation assays Molecular and cellular biology High 1312219
1993 HEB forms a heterodimer with E12 (or a closely related factor) that binds the 5' E-box of the CD4 enhancer (CD4-3 site) in T-cell lines; point mutations in the 5' E-box abolished CD4 enhancer activity, and overexpression of Id (which sequesters E12/E47) blocked CD4 enhancer activity. EMSA with specific antisera, in vitro translation, site-directed mutagenesis of E-box, Id overexpression reporter assay Molecular and cellular biology High 8355705
1996 HEB cooperates with E2A and E2-2 in a dosage-dependent manner to support B-cell development; mice transheterozygous for any two of these three E-protein gene mutations produce fewer pro-B cells than singly heterozygous littermates. Genetic epistasis via compound heterozygous mouse crosses, B-cell progenitor enumeration Molecular and cellular biology High 8649400
1998 Human HEB cDNA driven by the endogenous mouse E2A promoter can functionally replace E2A: it supports B-cell commitment and differentiation to completion and rescues the postnatal lethality of E2A disruption, demonstrating functional equivalence when expressed in the correct context. Knock-in mouse genetics (E2A locus replaced with HEB cDNA), B-cell development analysis, survival studies Molecular and cellular biology High 9584174
1999 HEB is required for the DN-to-DP thymocyte transition downstream or parallel to the pre-TCR signaling pathway; HEB knockout causes a developmental block at this stage that is cell-autonomous and cannot be rescued by an αβ TCR transgene, indicating a TCR-independent function of HEB. Targeted gene disruption (knockout mice), adoptive transfer, TCR transgene rescue experiments, in vivo CD3 cross-linking Journal of immunology High 10477603
2000 E2A-HEB heterodimers (identified as the major bHLH dimers in thymocyte extracts) play obligatory roles both before and after TCRβ gene rearrangement in αβ T-cell development; a dominant-negative HEB allele that forms nonfunctional heterodimers with E2A causes a stronger and earlier block in T-cell development than HEB knockout alone, and this defect cannot be rescued by a functional TCR transgene. Dominant-negative knock-in mouse, thymocyte analysis, TCR transgene rescue, thymic cellularity assays Molecular and cellular biology High 10958665
2000 SCL (TAL1) and its partner LMO1 inhibit HEB function in early thymocytes, repressing pTα as a direct downstream target of HEB; enforced SCL-LMO1 expression recapitulates loss of HEB function and blocks T-cell differentiation at the CD4-CD8- to CD4+CD8+ transition. Retroviral overexpression, thymocyte development assays, identification of pTα as HEB target gene Nature immunology Medium 11248806
2001 E2A and HEB together, in the presence of RAG1 and RAG2, induce TCRγ/δ gene rearrangements (V(D)J recombination) in non-lymphoid human kidney cells, indicating that these E-proteins are sufficient to open specific TCR loci to the recombination machinery. Cotransfection of RAG1/RAG2 and E-protein expression vectors into non-lymphoid cells, PCR analysis of recombination products The Journal of experimental medicine / Blood High 11257142 11588043
2001 E2A and HEB directly bind to two consecutive E-box elements in the pre-TCRα (pTα) promoter; these complexes are detectable exclusively in immature thymocytes, and overexpression of E2A and HEB activates the pTα promoter. EMSA, specific antibody identification of E2A/HEB in the complex, promoter reporter assay, deletion/mutation analysis Journal of immunology High 11490000
2004 TAL1/SCL induces T-cell leukemia by repressing E47/HEB transcriptional activity; in TAL1/SCL thymocytes the corepressor mSin3A (not an E47/HEB/p300 complex) is bound to the CD4 enhancer; pharmacologic HDAC inhibition induces apoptosis in TAL1/SCL tumors. Genetic epistasis (TAL1/SCL expressed in E2A or HEB heterozygous mice), chromatin immunoprecipitation (ChIP), pharmacological HDAC inhibition Cancer cell High 15193261
2004 E2A-HEB heterodimers cooperate to activate SRG3 transcription via an E-box in the SRG3 promoter; TCR signals induce Id3 (via MEK/ERK), which prevents E2A/HEB binding to the SRG3 E-box, thereby downregulating SRG3 and conferring thymocyte resistance to glucocorticoid-induced apoptosis. E-box mutagenesis, ChIP, co-immunoprecipitation, Id3 retroviral transduction, MEK/ERK inhibition, glucocorticoid sensitivity assays The Journal of biological chemistry High 15016815
2006 HEBβ (an alternatively spliced isoform of HEB) is upregulated during early myogenic differentiation; a MyoD-HEBβ complex binds the E1 E-box of the myogenin promoter to activate transcription. HEBβ knockdown blocks differentiation and myogenin induction. After differentiation, HEBα and HEBβ synergize with myogenin but not MyoD to activate the myogenin promoter. Western blot (isoform expression), Co-IP (MyoD-HEBβ complex), ChIP (E-box binding), siRNA knockdown, transcriptional reporter assays Molecular and cellular biology High 16847330
2007 HEB and E2A work together to maintain the CD4+CD8+ (DP) fate and control DP-to-SP transition; simultaneous deletion of both HEB and E2A in DP thymocytes is sufficient to drive DP-to-SP transition independent of TCR-mediated positive selection. Double conditional knockout mouse, thymocyte phenotyping, gene expression analysis Immunity High 18093538
2007 E2A and HEB are required to block thymocyte proliferation prior to pre-TCR expression; simultaneous deletion causes severe developmental block before pre-TCR expression with dramatic reduction of Pre-Tα expression, and these arrested thymocytes show increased proliferation in response to IL-7 signaling. Double conditional knockout mouse, cell cycle analysis, ex vivo IL-7 stimulation, Pre-Tα expression analysis Journal of immunology High 17442955
2008 CBFA2T3 interacts with ZNF652 to form a repressor complex that binds a ZNF652 response element in the HEB promoter and directly represses HEB (TCF12) transcription; the NHR3 and NHR4 domains of CBFA2T3 interact with a proline-rich region in the C-terminus of ZNF652. Promoter reporter assay, ChIP, co-immunoprecipitation (NHR domain mapping), mutagenesis of ZNF652-binding site The Journal of biological chemistry High 18456661
2008 AML1-ETO colocalizes with HEB at many genomic targets; expression of AML1-ETO grossly rearranges the genome-wide DNA-binding profile of HEB and increases HEB protein levels in cells expressing the fusion protein. Genome-wide ChIP (ChIP-chip), expression profiling, western blot for HEB protein levels PLoS genetics High 19043539
2009 The AML1-ETO eTAFH domain directly binds a peptide from HEB; the NMR solution structure of this complex was determined. Mutagenesis of key contact residues in AML1-ETO abolishes HEB association but does not impair the clonogenic capacity, proliferation repression, or granulocyte differentiation block of AML1-ETO, indicating this interaction contributes relatively little to AML1-ETO leukemogenic activity. NMR structure determination, site-directed mutagenesis, colony assays, differentiation assays Blood High 19204326
2010 HEB is uniquely required at the CD4+CD8+ (DP) stage of T-cell development for thymocyte survival and distal Vα-to-Jα TCRα rearrangements; HEB-deficient thymocytes have a profound intrinsic block in iNKT cell development at the earliest progenitor stage. Conditional HEB knockout (floxed allele with Cre), thymocyte survival/apoptosis assays, TCRα rearrangement analysis, iNKT cell enumeration Nature immunology High 20154672
2010 HEB-deficient T-cell precursors lose T-cell potential and adopt a DN1-like phenotype that can differentiate into thymic NK cells; reconstituting HEB-deficient precursors with Notch1 activity enforces T-cell fate. HEB loss compromises Notch1 function and reduces Bcl11b expression. HEB knockout analysis, retroviral Notch1 reconstitution, cell fate assays (NK/T-cell development), gene expression analysis Molecular and cellular biology Medium 21189289
2011 TCF12 physically associates with the E-cadherin promoter (by ChIP) and with Bmi1 and EZH2 (by co-immunoprecipitation), functioning as a transcriptional repressor of E-cadherin via polycomb group-repressive complexes; TCF12 knockdown increases E-cadherin and reduces migration/invasion of colorectal cancer cells. ChIP assay, co-immunoprecipitation (with Bmi1 and EZH2), shRNA knockdown, migration/invasion assays The Journal of biological chemistry Medium 22130667
2011 E2A and HEB act together to induce FOXO1 expression in common lymphoid progenitors (CLPs); E2A binds to enhancer elements across the FOXO1 locus. Combined E2A/HEB ablation completely blocks B-cell development at the LY6D- CLP stage, linking E-proteins to FOXO1 in the earliest B-cell specification event. Compound knockout mice, ChIP (E2A binding to FOXO1 enhancers), transcriptional profiling of CLPs Proceedings of the National Academy of Sciences High 21972416
2015 HEB directly associates with Polycomb repressive complex 2 (PRC2) at a subset of developmental promoters in embryonic stem cells (including mesoderm/endoderm and Hox/Fox genes); HEB deposition at these promoters is dependent on PRC2 and independent of Nodal signaling, whereas HEB association with SMAD2/3 elements is Nodal-dependent. HEB depletion causes premature differentiation after Activin exposure. Co-immunoprecipitation, ChIP-seq, siRNA depletion, differentiation assays in mouse ESCs Nature communications High 25775035
2015 TCF12 mutations in anaplastic oligodendroglioma predominantly affect the bHLH domain or create frameshift truncations removing it; these mutations compromise TCF12 transcriptional activity as demonstrated functionally. Whole-exome sequencing, functional transcriptional activity assays for bHLH domain mutations Nature communications Medium 26068201
2016 Tcf12 silencing in mesenchymal stem cells activates BMP signaling (increased phospho-SMAD1) and Erk1/2 signaling (increased phospho-Erk1/2), promoting osteoblast differentiation; BMP inhibitor (LDN-193189) and Erk1/2 inhibitor (U0126) reduce osteogenic differentiation in Tcf12-silenced cells, placing Tcf12 upstream of BMP and Erk1/2 pathways. shRNA lentiviral knockdown and overexpression in MSCs, alkaline phosphatase/alizarin red staining, western blot for p-SMAD1 and p-Erk1/2, pharmacological inhibition, in vivo calvarial defect model Stem cells Medium 27574032
2017 HEB is required for human mesodermal specification from hESCs: TCF12 knockout in hESCs causes severe defects in mesoderm development, hemogenic endothelium formation, and T-cell development, all rescued by re-expression of HEB. CRISPR/targeted disruption of TCF12 in hESCs, directed differentiation assays, rescue by HEB re-expression Stem cell reports High 28803914
2017 HEB is required for the specification of fetal IL-17-producing γδ T (γδT17) cells; in immature CD24+CD73- γδ T cells, HEB is required for expression of Sox4, Sox13, and Rorc, and these genes are repressed by acute expression of the HEB antagonist Id3. Conditional HEB knockout, flow cytometry for γδ T cell subsets and RORγt, Id3 overexpression to acutely repress HEB, gene expression analysis Nature communications High 29222418
2018 TCF-1 and HEB co-occupy ~7,000 genomic sites in DP thymocytes and cooperate to promote chromatin accessibility; TCF-1 displaces nucleosomes to allow HEB access, and TCF-1 inhibits Notch signaling to protect HEB from Notch-mediated proteasomal degradation. ChIP-seq (TCF-1 and HEB), ATAC-seq (chromatin accessibility), conditional KO of TCF-1 and HEB, Notch signaling inhibition, proteasome inhibitor experiments Nature immunology High 30420627
2019 TCF12 directly binds the CXCR4 promoter (by ChIP and ChIP-seq) and transcriptionally activates CXCR4 expression; CXCR4 with its ligand CXCL12 promotes HCC tumor progression via activation of MAPK/ERK and PI3K/AKT signaling pathways. ChIP, ChIP-seq, dual-luciferase reporter assay, RNA-seq, functional rescue experiments, orthotopic xenograft model Theranostics High 31534521
2020 TCF12 haploinsufficiency causes Kallmann syndrome; loss of tcf12 in zebrafish perturbs GnRH neuronal patterning with concomitant downregulation of tcf3a/b (encoding a binding partner of TCF12) and stub1; restored STUB1 mRNA rescues loss of tcf12 in vivo, placing TCF12 in a functional network with its binding partner TCF3 and STUB1. Morpholino/genetic knockdown in zebrafish, GnRH neuron imaging, mRNA rescue experiments Human molecular genetics Medium 32620954
2022 Tcf12 forms a complex with NeuroD1 and co-occupies a subset of NeuroD1 target loci involved in cell migration; Tcf12-NeuroD1 cooperativity is required for active chromatin acquisition at these loci and for expression of cell migration genes. Functional in vivo manipulation shows Tcf12 is essential for correct neuronal migration and cortical lamination. Co-immunoprecipitation (Tcf12-NeuroD1 complex), ChIP-seq, ATAC-seq, in utero electroporation (loss-of-function), cortical layer analysis Development High 35147187
2022 TCF12 and MYOD work together to stabilize chromatin conformation at myogenic fate commitment genes; muscle-specific Tcf12 deletion causes myofiber size reduction and delayed muscle regeneration, with cell-autonomous defects in myogenesis and dysregulation of chromatin architectural factor expression. Muscle-specific conditional KO (Tcf12 flox/Cre), inducible deletion in adult MuSCs, chromatin conformation (Hi-C or similar), gene expression analysis, muscle regeneration assays Communications biology Medium 36352000
2017 Osteopontin-integrin αVβ3 engagement induces HIF-1α-mediated transcriptional activation of TCF12; TCF12 then interacts with EZH2 and histone deacetylases to transcriptionally repress VE-cadherin, facilitating endothelial-to-mesenchymal transition (EndoMT) in colorectal cancer. Co-immunoprecipitation (TCF12 with EZH2 and HDACs), promoter reporter assays, siRNA knockdown, inhibitor studies (PI3K/Akt/mTORC1 pathway) Oncotarget Medium 29435158
2021 ID4 interacts with HEB (mass spectrometry), and HEB binds to E-box motifs in regulatory elements of basal developmental genes (extracellular matrix, contractile cytoskeleton); high ID4 expression antagonizes HEB transcriptional activity to prevent myoepithelial differentiation of mammary basal cells. Mass spectrometry (ID4 interactome), ChIP-seq (HEB binding), ID4 KO mouse mammary organoids, flow cytometry for myoepithelial markers iScience Medium 33554073
2024 PRMT5 catalyzes symmetric dimethylation of TCF12 at arginine 554 (R554), which promotes TCF12 binding to the FGL1 promoter and transcriptional activation of FGL1; methylation-deficient TCF12-R554 mutant fails to activate FGL1, reducing immune checkpoint ligand expression and enhancing CD8+ T-cell antitumor immunity. Mass spectrometry (R554 methylation site identification), Co-IP, ChIP, site-directed mutagenesis (R554A), in vivo tumor models, PRMT5 inhibitor (GSK591) Acta pharmaceutica Sinica. B Medium 40041915
2024 TCF12 transcriptionally represses OTUB1 expression; reduced OTUB1 leads to increased ubiquitination and decreased stability of SLC7A11, thereby promoting ferroptosis and cisplatin sensitivity in oral squamous cell carcinoma cells. shRNA/overexpression, luciferase reporter and ChIP (TCF12 at OTUB1 promoter), western blot (SLC7A11 protein stability, ubiquitination assay), ferroptosis assays, xenograft model Cell biology international Medium 38946134
2000 The NH2-terminal 108 amino acids of TCF12 (upstream of the bHLH domain) is fused to the entire TEC protein in a t(9;15) extraskeletal myxoid chondrosarcoma; the TCF12 translocation separates the N-terminal transactivation domain from the bHLH domain, demonstrating that the N-terminal domain of TCF12 can function as an oncogenic transactivation domain for TEC. Molecular characterization of chromosomal translocation, RT-PCR cloning of chimeric transcript, sequence analysis Cancer research Medium 11156374
1997 A homolog of HTF4/HEB (TCF12) binds the E-box in the vgf neuronal gene promoter as part of a multiprotein nuclear complex; the E-box acts as a stimulator in NGF-responsive PC12 cells and cooperates with the CRE element for transcriptional control. Expression library screening, EMSA, reporter assay in PC12 and NIH 3T3 cells Molecular and cellular biology Low 9032251
2016 HDAC1 physically interacts with TCF12 in gallbladder cancer cells (co-immunoprecipitation); this HDAC1-TCF12 interaction is positively correlated with invasion and migration ability of GBC cells. Co-immunoprecipitation (HDAC1-TCF12), lentiviral shRNA knockdown, migration/invasion assays Oncotarget Low 27092878

Source papers

Stage 0 corpus · 100 papers · ranked by NIH iCite citations
Year Title Journal Citations PMID
1992 HEB, a helix-loop-helix protein related to E2A and ITF2 that can modulate the DNA-binding ability of myogenic regulatory factors. Molecular and cellular biology 283 1312219
1996 B-lymphocyte development is regulated by the combined dosage of three basic helix-loop-helix genes, E2A, E2-2, and HEB. Molecular and cellular biology 282 8649400
2000 SCL and LMO1 alter thymocyte differentiation: inhibition of E2A-HEB function and pre-T alpha chain expression. Nature immunology 184 11248806
2004 TAL1/SCL induces leukemia by inhibiting the transcriptional activity of E47/HEB. Cancer cell 158 15193261
2000 Functions of E2A-HEB heterodimers in T-cell development revealed by a dominant negative mutation of HEB. Molecular and cellular biology 153 10958665
1992 Characterization of the interleukin 2 receptors (IL-2R) expressed on human natural killer cells activated in vivo by IL-2: association of the p64 IL-2R gamma chain with the IL-2R beta chain in functional intermediate-affinity IL-2R. The Journal of experimental medicine 149 1500859
2004 Bioreactor cultivation enhances the efficiency of human embryoid body (hEB) formation and differentiation. Biotechnology and bioengineering 148 15129432
1993 A heterodimer of HEB and an E12-related protein interacts with the CD4 enhancer and regulates its activity in T-cell lines. Molecular and cellular biology 148 8355705
1992 An associated molecule, p64, with IL-2 receptor beta chain. Its possible involvement in the formation of the functional intermediate-affinity IL-2 receptor complex. Journal of immunology (Baltimore, Md. : 1950) 136 1545122
1993 Molecular cloning and characterization of p64, a chloride channel protein from kidney microsomes. The Journal of biological chemistry 121 7686908
2003 Challenging accepted ion channel biology: p64 and the CLIC family of putative intracellular anion channel proteins (Review). Molecular membrane biology 111 12745921
2010 An essential role for the transcription factor HEB in thymocyte survival, Tcra rearrangement and the development of natural killer T cells. Nature immunology 109 20154672
1997 Rat brain p64H1, expression of a new member of the p64 chloride channel protein family in endoplasmic reticulum. The Journal of biological chemistry 107 9295337
2007 Acquisition of a functional T cell receptor during T lymphocyte development is enforced by HEB and E2A transcription factors. Immunity 106 18093538
1999 A novel role for HEB downstream or parallel to the pre-TCR signaling pathway during alpha beta thymopoiesis. Journal of immunology (Baltimore, Md. : 1950) 104 10477603
2011 TCF12 protein functions as transcriptional repressor of E-cadherin, and its overexpression is correlated with metastasis of colorectal cancer. The Journal of biological chemistry 95 22130667
2007 E2A and HEB are required to block thymocyte proliferation prior to pre-TCR expression. Journal of immunology (Baltimore, Md. : 1950) 94 17442955
2000 Fusion of the NH2-terminal domain of the basic helix-loop-helix protein TCF12 to TEC in extraskeletal myxoid chondrosarcoma with translocation t(9;15)(q22;q21). Cancer research 94 11156374
1998 Functional replacement of the mouse E2A gene with a human HEB cDNA. Molecular and cellular biology 88 9584174
2016 MicroRNA-211 Enhances the Oncogenicity of Carcinogen-Induced Oral Carcinoma by Repressing TCF12 and Increasing Antioxidant Activity. Cancer research 86 27221705
1993 Identification of a direct interaction between interleukin 2 and the p64 interleukin 2 receptor gamma chain. Proceedings of the National Academy of Sciences of the United States of America 81 7681595
1990 An associated molecule, p64, with high-affinity interleukin 2 receptor. International immunology 81 2085489
2019 TCF12 promotes the tumorigenesis and metastasis of hepatocellular carcinoma via upregulation of CXCR4 expression. Theranostics 78 31534521
2008 AML1/ETO oncoprotein is directed to AML1 binding regions and co-localizes with AML1 and HEB on its targets. PLoS genetics 67 19043539
2011 The transcription factors E2A and HEB act in concert to induce the expression of FOXO1 in the common lymphoid progenitor. Proceedings of the National Academy of Sciences of the United States of America 65 21972416
2014 Expanding the mutation spectrum in 182 Spanish probands with craniosynostosis: identification and characterization of novel TCF12 variants. European journal of human genetics : EJHG 58 25271085
2018 TCF-1 and HEB cooperate to establish the epigenetic and transcription profiles of CD4+CD8+ thymocytes. Nature immunology 56 30420627
2006 MyoD synergizes with the E-protein HEB beta to induce myogenic differentiation. Molecular and cellular biology 55 16847330
2002 Expression of the bHLH transcription factor Tcf12 (ME1) gene is linked to the expansion of precursor cell populations during neurogenesis. Brain research. Gene expression patterns 53 15018808
1999 A novel p64-related Cl- channel: subcellular distribution and nephron segment-specific expression. The American journal of physiology 53 10070163
2017 HEB is required for the specification of fetal IL-17-producing γδ T cells. Nature communications 50 29222418
2001 Basic helix-loop-helix proteins E2A and HEB induce immature T-cell receptor rearrangements in nonlymphoid cells. Blood 50 11588043
2021 CircRNA PIP5K1A promotes the progression of glioma through upregulation of the TCF12/PI3K/AKT pathway by sponging miR-515-5p. Cancer cell international 48 33413401
2017 Osteopontin-integrin engagement induces HIF-1α-TCF12-mediated endothelial-mesenchymal transition to exacerbate colorectal cancer. Oncotarget 47 29435158
2016 Tcf12, A Member of Basic Helix-Loop-Helix Transcription Factors, Mediates Bone Marrow Mesenchymal Stem Cell Osteogenic Differentiation In Vitro and In Vivo. Stem cells (Dayton, Ohio) 46 27574032
1998 Functional expression of p64, an intracellular chloride channel protein. The Journal of membrane biology 45 9592076
2022 Use of a p64 MW Flow Diverter with Hydrophilic Polymer Coating (HPC) and Prasugrel Single Antiplatelet Therapy for the Treatment of Unruptured Anterior Circulation Aneurysms: Safety Data and Short-term Occlusion Rates. Cardiovascular and interventional radiology 44 35562486
2001 E2A and HEB activate the pre-TCR alpha promoter during immature T cell development. Journal of immunology (Baltimore, Md. : 1950) 41 11490000
2015 TCF12 is mutated in anaplastic oligodendroglioma. Nature communications 39 26068201
1997 Subcellular distribution and targeting of the intracellular chloride channel p64. Molecular biology of the cell 39 9247648
2015 HEB associates with PRC2 and SMAD2/3 to regulate developmental fates. Nature communications 37 25775035
2010 Synergy between IL-15 and Id2 promotes the expansion of human NK progenitor cells, which can be counteracted by the E protein HEB required to drive T cell development. Journal of immunology (Baltimore, Md. : 1950) 36 20483740
2019 In vivo canine study of three different coatings applied to p64 flow-diverter stents: initial biocompatibility study. European radiology experimental 35 30671686
2016 HDAC1 promoted migration and invasion binding with TCF12 by promoting EMT progress in gallbladder cancer. Oncotarget 35 27092878
2009 Structure of the AML1-ETO eTAFH domain-HEB peptide complex and its contribution to AML1-ETO activity. Blood 35 19204326
2001 Induction of a diverse T cell receptor gamma/delta repertoire by the helix-loop-helix proteins E2A and HEB in nonlymphoid cells. The Journal of experimental medicine 35 11257142
2022 Tcf12 and NeuroD1 cooperatively drive neuronal migration during cortical development. Development (Cambridge, England) 33 35147187
2008 CBFA2T3-ZNF652 corepressor complex regulates transcription of the E-box gene HEB. The Journal of biological chemistry 33 18456661
2020 LncRNA EMX2OS, Regulated by TCF12, Interacts with FUS to Regulate the Proliferation, Migration and Invasion of Prostate Cancer Cells Through the cGMP-PKG Signaling Pathway. OncoTargets and therapy 32 32801740
2019 SNHG1/miR-556-5p/TCF12 feedback loop enhances the tumorigenesis of meningioma through Wnt signaling pathway. Journal of cellular biochemistry 32 31692066
2012 HEB in the spotlight: Transcriptional regulation of T-cell specification, commitment, and developmental plasticity. Clinical & developmental immunology 32 22577461
2012 Loss of E protein transcription factors E2A and HEB delays memory-precursor formation during the CD8+ T-cell immune response. European journal of immunology 32 22585759
2014 Clinical spectrum and outcomes in families with coronal synostosis and TCF12 mutations. European journal of human genetics : EJHG 31 24736737
2022 RNA-binding protein DHX9 promotes glioma growth and tumor-associated macrophages infiltration via TCF12. CNS neuroscience & therapeutics 30 36377508
2010 HEB-deficient T-cell precursors lose T-cell potential and adopt an alternative pathway of differentiation. Molecular and cellular biology 29 21189289
1997 Interplay of the E box, the cyclic AMP response element, and HTF4/HEB in transcriptional regulation of the neurospecific, neurotrophin-inducible vgf gene. Molecular and cellular biology 29 9032251
2017 Targeted Disruption of TCF12 Reveals HEB as Essential in Human Mesodermal Specification and Hematopoiesis. Stem cell reports 28 28803914
2017 Tcf12 Is Involved in Early Cell-Fate Determination and Subset Specification of Midbrain Dopamine Neurons. Frontiers in molecular neuroscience 27 29163030
1996 Identification and characterisation of a homologue of p64 in rat tissues. FEBS letters 26 8706861
2022 Tcf12 is required to sustain myogenic genes synergism with MyoD by remodelling the chromatin landscape. Communications biology 24 36352000
2011 Enhanced expression of Pctk1, Tcf12 and Ccnd1 in hippocampus of rats: Impact on cognitive function, synaptic plasticity and pathology. Neurobiology of learning and memory 24 21982980
1993 The IL-2 receptor present on human embryonic fibroblasts is functional in the absence of P64/IL-2R gamma chain. International immunology 24 8104471
2016 Identification of Intragenic Exon Deletions and Duplication of TCF12 by Whole Genome or Targeted Sequencing as a Cause of TCF12-Related Craniosynostosis. Human mutation 23 27158814
2004 The E protein HEB is preferentially expressed in developing muscle. Differentiation; research in biological diversity 23 15554944
2000 Regulation of the bovine kidney microsomal chloride channel p64 by p59fyn, a Src family tyrosine kinase. The Journal of biological chemistry 23 10930415
2021 circHIPK3 regulates proliferation and differentiation of myoblast through the miR-7/TCF12 pathway. Journal of cellular physiology 20 33748999
2020 Circ_0000388 Exerts Oncogenic Function in Cervical Cancer Cells by Regulating miR-337-3p/TCF12 Axis. Cancer biotherapy & radiopharmaceuticals 20 32119786
2019 High expression of TCF12 contributes to gastric cancer development via being target regulated by miR-183 and activating PI3K/AKT pathway. Journal of cellular biochemistry 20 30982999
2019 miR‑26a inhibits ovarian cancer cell proliferation, migration and invasion by targeting TCF12. Oncology reports 20 31789414
2020 TCF12 haploinsufficiency causes autosomal dominant Kallmann syndrome and reveals network-level interactions between causal loci. Human molecular genetics 19 32620954
2016 Med19 promotes breast cancer cell proliferation by regulating CBFA2T3/HEB expression. Breast cancer (Tokyo, Japan) 19 27572702
2004 E2A/HEB and Id3 proteins control the sensitivity to glucocorticoid-induced apoptosis in thymocytes by regulating the SRG3 expression. The Journal of biological chemistry 19 15016815
2019 The Concerted Action of E2-2 and HEB Is Critical for Early Lymphoid Specification. Frontiers in immunology 18 30936870
2016 A conserved alternative form of the purple sea urchin HEB/E2-2/E2A transcription factor mediates a switch in E-protein regulatory state in differentiating immune cells. Developmental biology 18 27265865
1998 Helix-loop-helix (E2-5, HEB, TAL1 and Id1) protein interaction with the TCRalphadelta enhancers. International immunology 18 9796921
2018 Co-occurrence of frameshift mutations in SMAD6 and TCF12 in a child with complex craniosynostosis. Human genome variation 17 30038786
2017 Decreased expression of TCF12 contributes to progression and predicts biochemical recurrence in patients with prostate cancer. Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine 17 28651494
2014 Maternal complex chromosomal rearrangement leads to TCF12 microdeletion in a patient presenting with coronal craniosynostosis and intellectual disability. American journal of medical genetics. Part A 17 24648389
2013 Associations of TCF12, CTNNAL1 and WNT10B gene polymorphisms with litter size in pigs. Animal reproduction science 17 23820070
2005 Non-invasive detection of c-myc p64, c-myc p67 and c-erbb-2 in colorectal cancer. Scandinavian journal of gastroenterology 16 16334444
2004 Evolution of transcriptional control of the IgH locus: characterization, expression, and function of TF12/HEB homologs of the catfish. Journal of immunology (Baltimore, Md. : 1950) 16 15494495
2024 TCF12 induces ferroptosis by suppressing OTUB1-mediated SLC7A11 deubiquitination to promote cisplatin sensitivity in oral squamous cell carcinoma. Cell biology international 15 38946134
1992 Interactions of HTF4 with E-box motifs in the long terminal repeat of human immunodeficiency virus type 1. Journal of virology 15 1501295
2015 TCF12 microdeletion in a 72-year-old woman with intellectual disability. American journal of medical genetics. Part A 14 25871887
2015 t(15;21) translocations leading to the concurrent downregulation of RUNX1 and its transcription factor partner genes SIN3A and TCF12 in myeloid disorders. Molecular cancer 14 26671595
2021 LncRNA MIAT promotes the proliferation, migration, and invasion of melanoma cells through recruiting TCF12 and activating NFAT5. American journal of translational research 13 34956475
2023 TCF12 regulates the TGF-β/Smad2/3 signaling pathway to accelerate the progression of osteoarthritis by targeting CXCR4. Journal of orthopaedic translation 12 38235367
2021 Inhibitor of Differentiation 4 (ID4) represses mammary myoepithelial differentiation via inhibition of HEB. iScience 12 33554073
2010 Developmental progression of fetal HEB(-/-) precursors to the pre-T-cell stage is restored by HEBAlt. European journal of immunology 12 21061441
2009 P64, a novel major virion DNA-binding protein potentially involved in condensing the Spodoptera frugiperda Ascovirus 1a genome. Journal of virology 11 19129454
2010 Slug, mammalian homologue gene of Drosophila escargot, promotes neuronal-differentiation through suppression of HEB/daughterless. Cell cycle (Georgetown, Tex.) 10 20647756
2024 TCF12-regulated GRB7 facilitates the HER2+ breast cancer progression by activating Notch1 signaling pathway. Journal of translational medicine 8 39113057
2024 Tumor-intrinsic PRMT5 upregulates FGL1 via methylating TCF12 to inhibit CD8+ T-cell-mediated antitumor immunity in liver cancer. Acta pharmaceutica Sinica. B 8 40041915
2021 MicroRNA-211 attenuates cell proliferation in T-cell lymphoblastic lymphoma through targeting TCF12. Leukemia research 8 34298254
2016 HEB silencing induces anti-proliferative effects on U87MG cells cultured as neurospheres and monolayers. Molecular medicine reports 8 27779678
1995 Localization of the human HTF4 transcription factors 4 gene (TCF12) to chromosome 15q21. Cytogenetics and cell genetics 8 7842744
2023 TCF12 Deficiency Impairs the Proliferation of Glioblastoma Tumor Cells and Improves Survival. Cancers 7 37046694
2023 TCF12 regulates exosome release from epirubicin-treated CAFs to promote ER+ breast cancer cell chemoresistance. Biochimica et biophysica acta. Molecular basis of disease 7 37137433
2021 miR-218-5p inhibits the malignant progression of glioma via targeting TCF12. Tumori 7 34121515
2021 TCF12 activates MAGT1 expression to regulate the malignant progression of pancreatic carcinoma cells. Oncology letters 7 35069871

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