{"gene":"THAP12","run_date":"2026-04-28T21:42:59","timeline":{"discoveries":[{"year":2002,"finding":"DAP4 (THAP0/THAP12 family member) homodimerizes through its amino terminus and binds MST1 kinase through its carboxyl-terminal segment; coexpression of DAP4 with submaximal MST1 enhances MST1-induced apoptosis in a dose-dependent fashion, and DAP4 binds endogenous and recombinant p53, potentially enabling colocalization of MST1 with p53.","method":"Co-immunoprecipitation in COS-7 cells, in vitro kinase assay, overexpression/coexpression in mammalian cells with apoptosis readout","journal":"The Journal of biological chemistry","confidence":"Medium","confidence_rationale":"Tier 2 — reciprocal Co-IP and functional coexpression assay in single study; DAP4 is noted as identical to p52rIPK over N-terminal 488 aa and is the THAP0 protein","pmids":["12384512"],"is_preprint":false},{"year":2005,"finding":"The THAP domain (shared by all THAP family members including THAP12) is a zinc-dependent sequence-specific DNA-binding domain; zinc chelation and site-directed mutagenesis of C2CH motif residues and conserved positions (P, W, F, P) abolished DNA binding, demonstrating the domain belongs to the zinc-finger superfamily.","method":"In vitro binding-site selection (SELEX), zinc chelation assay, site-directed mutagenesis, electrophoretic mobility shift assay","journal":"Proceedings of the National Academy of Sciences of the United States of America","confidence":"High","confidence_rationale":"Tier 1 — in vitro biochemical assay with mutagenesis and zinc chelation, multiple orthogonal methods in single rigorous study","pmids":["15863623"],"is_preprint":false},{"year":2011,"finding":"PRKRIR (p52rIPK/DAP4) physically interacts with RIG-I through its C-terminal domain, blocks poly-ubiquitination and proteasomal degradation of RIG-I, thereby stabilizing RIG-I protein levels and synergistically enhancing type I IFN production and antiviral responses.","method":"Co-immunoprecipitation in HEK293FT cells, overexpression with ubiquitination assay, domain deletion mapping, virus replication assay","journal":"Biochemical and biophysical research communications","confidence":"Medium","confidence_rationale":"Tier 2 — Co-IP with domain mapping and functional ubiquitination assay in single lab study","pmids":["21910972"],"is_preprint":false},{"year":2024,"finding":"THAP12 forms a complex with ZFP574 (zinc finger protein) that is required for nuclear localization of the complex and for the G1-to-S-phase cell cycle transition; THAP12 deficiency causes cell cycle arrest and impaired lymphoproliferation, and disruption of the ZFP574-THAP12 complex suppresses Myc-driven B cell leukemia in mice.","method":"Forward genetic screen in mice, co-immunoprecipitation (ZFP574-THAP12 interaction), acute gene deletion, targeted protein degradation, cell cycle analysis, in vivo lymphoma model","journal":"Proceedings of the National Academy of Sciences of the United States of America","confidence":"High","confidence_rationale":"Tier 2 — reciprocal Co-IP, genetic KO with defined cell cycle phenotype, and in vivo disease model with multiple orthogonal approaches","pmids":["39047044"],"is_preprint":false},{"year":2026,"finding":"THAP12 interacts with LDOC1 and promotes retention of LDOC1 in nuclear histone fractions; THAP12 overexpression increased LDOC1 recovery in nuclear histone fractions, implicating THAP12 in chromatin-associated regulation of H2B monoubiquitination and chromatin compaction in NSCLC cells.","method":"Coimmunoprecipitation, proximity ligation assay, LDOC1 knockdown/overexpression with ChIP-seq and ATAC-seq, immunofluorescence","journal":"Cell communication and signaling : CCS","confidence":"Medium","confidence_rationale":"Tier 2 — Co-IP and proximity ligation with functional chromatin readouts, single study","pmids":["41484780"],"is_preprint":false},{"year":2026,"finding":"Biallelic loss-of-function variants in THAP12 cause severe developmental and epileptic encephalopathy; homozygous or compound heterozygous mouse models exhibit embryonic lethality, and zebrafish thap12 loss-of-function causes microcephaly, brain hypoplasia, abnormal neuronal activity, and increased seizure sensitivity with dysregulation of cell cycle and apoptotic pathways; wild-type human THAP12 mRNA rescues zebrafish phenotypes while patient-derived variant alleles fail to do so.","method":"Whole-genome sequencing, patient-derived mouse models (homozygous/compound heterozygous knockin), zebrafish morphant/mutant models, mRNA rescue experiment, transcriptomic profiling of larval zebrafish brains","journal":"medRxiv : the preprint server for health sciences","confidence":"Medium","confidence_rationale":"Tier 2 — in vivo genetic models with mRNA rescue and transcriptomic validation; preprint, not yet peer-reviewed","pmids":["41822681"],"is_preprint":true}],"current_model":"THAP12 is a zinc-dependent sequence-specific DNA-binding protein (via its THAP domain) that forms a nuclear complex with ZFP574 to promote the G1-to-S-phase cell cycle transition; it also interacts with LDOC1 to regulate chromatin-associated H2B monoubiquitination, and loss-of-function causes cell cycle arrest, impaired lymphoproliferation, and—in vivo—embryonic lethality and epileptic encephalopathy with dysregulated cell cycle and apoptotic gene programs."},"narrative":{"teleology":[{"year":2002,"claim":"Establishing that the THAP12 protein (DAP4/p52rIPK) homodimerizes and physically engages apoptosis-relevant kinase MST1 and p53 answered how THAP12 might participate in cell death signaling, revealing it as a scaffold that can enhance MST1-induced apoptosis.","evidence":"Co-immunoprecipitation in COS-7 cells, in vitro kinase assay, and dose-dependent apoptosis readout upon coexpression with MST1","pmids":["12384512"],"confidence":"Medium","gaps":["Interaction with MST1 and p53 shown only in overexpression; endogenous stoichiometric complexes not characterized","No in vivo validation of the apoptotic enhancement phenotype","Relationship between DAP4-mediated apoptosis and later-identified cell cycle role unclear"]},{"year":2005,"claim":"Demonstrating that the THAP domain is a zinc-dependent sequence-specific DNA-binding domain established the molecular activity underlying all THAP family members including THAP12, placing them in the zinc-finger superfamily.","evidence":"SELEX, zinc chelation, C2CH mutagenesis, and EMSA on THAP domain constructs","pmids":["15863623"],"confidence":"High","gaps":["Genomic binding targets of THAP12 specifically were not identified","No structural model of the THAP12 THAP domain bound to DNA"]},{"year":2011,"claim":"Showing that THAP12 (PRKRIR/p52rIPK) binds RIG-I, blocks its poly-ubiquitination and degradation, and enhances type I interferon responses broadened its function beyond cell death to innate antiviral immunity.","evidence":"Co-immunoprecipitation with domain mapping, ubiquitination assay, and virus replication assay in HEK293FT cells","pmids":["21910972"],"confidence":"Medium","gaps":["RIG-I stabilization mechanism not linked to THAP12 DNA-binding activity","Not confirmed whether this role operates in primary immune cells in vivo","Relationship between RIG-I regulation and cell cycle function unresolved"]},{"year":2024,"claim":"Identifying the THAP12–ZFP574 complex as essential for the G1-to-S transition and nuclear localization resolved the core cell cycle function of THAP12 and demonstrated therapeutic relevance by showing complex disruption suppresses Myc-driven B cell leukemia.","evidence":"Forward genetic screen in mice, reciprocal Co-IP, acute gene deletion and targeted protein degradation, cell cycle analysis, in vivo lymphoma model","pmids":["39047044"],"confidence":"High","gaps":["Transcriptional targets of the THAP12–ZFP574 complex at G1/S not defined genome-wide","Mechanism by which ZFP574 confers nuclear localization on THAP12 not structurally resolved","Whether leukemia suppression is solely through cell cycle arrest or also involves apoptosis unclear"]},{"year":2026,"claim":"Demonstrating that THAP12 interacts with LDOC1 and promotes its nuclear-chromatin retention linked THAP12 to epigenetic regulation of H2B monoubiquitination and chromatin compaction, extending its role beyond cell cycle to chromatin remodeling.","evidence":"Co-immunoprecipitation, proximity ligation assay, and functional ChIP-seq/ATAC-seq readouts in NSCLC cells","pmids":["41484780"],"confidence":"Medium","gaps":["Single study; independent replication of THAP12–LDOC1 interaction awaited","Whether THAP12 DNA-binding activity is required for LDOC1 chromatin retention not tested","Overlap between THAP12–LDOC1-regulated loci and THAP12–ZFP574-regulated loci unknown"]},{"year":2026,"claim":"Linking biallelic THAP12 loss-of-function to developmental and epileptic encephalopathy in humans, embryonic lethality in mice, and rescuable neurodevelopmental defects in zebrafish established THAP12 as a disease gene essential for brain development.","evidence":"(preprint) Whole-genome sequencing of patient families, homozygous/compound heterozygous mouse knockin models, zebrafish morphants with mRNA rescue and transcriptomics","pmids":["41822681"],"confidence":"Medium","gaps":["Preprint not yet peer-reviewed","Which THAP12 complex (ZFP574 or LDOC1) is critical in neural progenitors remains undefined","Mechanism linking cell cycle dysregulation to seizure susceptibility not dissected"]},{"year":null,"claim":"Genome-wide binding targets of THAP12 and the precise transcriptional programs it controls at the G1/S boundary and during neurodevelopment remain undefined, and how its multiple interacting partners (ZFP574, LDOC1, MST1, RIG-I) are coordinated in different cellular contexts is unresolved.","evidence":"","pmids":[],"confidence":"Low","gaps":["No ChIP-seq or CUT&RUN data for THAP12 genomic occupancy","Integration of cell cycle, chromatin, and innate immune functions into a unified model lacking","No structural model of THAP12 full-length protein or its complexes"]}],"mechanism_profile":{"molecular_activity":[{"term_id":"GO:0003677","term_label":"DNA binding","supporting_discovery_ids":[1]},{"term_id":"GO:0060090","term_label":"molecular adaptor activity","supporting_discovery_ids":[0,2,3]}],"localization":[{"term_id":"GO:0005634","term_label":"nucleus","supporting_discovery_ids":[3,4]}],"pathway":[{"term_id":"R-HSA-1640170","term_label":"Cell Cycle","supporting_discovery_ids":[3]},{"term_id":"R-HSA-4839726","term_label":"Chromatin organization","supporting_discovery_ids":[4]},{"term_id":"R-HSA-5357801","term_label":"Programmed Cell Death","supporting_discovery_ids":[0]}],"complexes":["THAP12–ZFP574 complex"],"partners":["ZFP574","LDOC1","STK4","DDX58","TP53"],"other_free_text":[]},"mechanistic_narrative":"THAP12 is a zinc-dependent, sequence-specific DNA-binding protein that functions in cell cycle progression, chromatin regulation, and innate immune signaling. Its conserved THAP domain employs a C2CH zinc-finger motif essential for DNA binding [PMID:15863623], and it forms a nuclear complex with ZFP574 that is required for the G1-to-S-phase cell cycle transition; THAP12 deficiency causes cell cycle arrest, impaired lymphoproliferation, and suppression of Myc-driven B cell leukemia in mice [PMID:39047044]. THAP12 also interacts with LDOC1 to promote its retention in nuclear histone fractions, linking THAP12 to chromatin-associated H2B monoubiquitination and chromatin compaction [PMID:41484780]. Biallelic loss-of-function variants in THAP12 cause severe developmental and epileptic encephalopathy, with embryonic lethality in mouse knockin models and microcephaly, brain hypoplasia, and seizure susceptibility in zebrafish that is rescued by wild-type but not patient-derived variant THAP12 mRNA [PMID:41822681]."},"prefetch_data":{"uniprot":{"accession":"O43422","full_name":"52 kDa repressor of the inhibitor of the protein kinase","aliases":["58 kDa interferon-induced protein kinase-interacting protein","p58IPK-interacting protein","Death-associated protein 4","THAP domain-containing protein 0","THAP domain-containing protein 12"],"length_aa":761,"mass_kda":87.7,"function":"Upstream regulator of interferon-induced serine/threonine protein kinase R (PKR). May block the PKR-inhibitory function of DNAJC3, resulting in restoration of kinase activity and suppression of cell growth","subcellular_location":"","url":"https://www.uniprot.org/uniprotkb/O43422/entry"},"depmap":{"release":"DepMap","has_data":true,"is_common_essential":false,"resolved_as":"","url":"https://depmap.org/portal/gene/THAP12","classification":"Not Classified","n_dependent_lines":522,"n_total_lines":1208,"dependency_fraction":0.43211920529801323},"opencell":{"profiled":false,"resolved_as":"","ensg_id":"","cell_line_id":"","localizations":[],"interactors":[],"url":"https://opencell.sf.czbiohub.org/search/THAP12","total_profiled":1310},"omim":[],"hpa":{"profiled":true,"resolved_as":"","reliability":"Approved","locations":[{"location":"Cytosol","reliability":"Approved"}],"tissue_specificity":"Low tissue specificity","tissue_distribution":"Detected in many","driving_tissues":[],"url":"https://www.proteinatlas.org/search/THAP12"},"hgnc":{"alias_symbol":["P52rIPK","DAP4","THAP0"],"prev_symbol":["PRKRIR"]},"alphafold":{"accession":"O43422","domains":[{"cath_id":"-","chopping":"22-91","consensus_level":"high","plddt":85.7353,"start":22,"end":91},{"cath_id":"3.30.420.40","chopping":"159-187_196-356_695-745","consensus_level":"medium","plddt":89.1909,"start":159,"end":745},{"cath_id":"-","chopping":"370-587","consensus_level":"high","plddt":90.3567,"start":370,"end":587},{"cath_id":"-","chopping":"598-687","consensus_level":"high","plddt":90.7993,"start":598,"end":687}],"viewer_url":"https://alphafold.ebi.ac.uk/entry/O43422","model_url":"https://alphafold.ebi.ac.uk/files/AF-O43422-F1-model_v6.cif","pae_url":"https://alphafold.ebi.ac.uk/files/AF-O43422-F1-predicted_aligned_error_v6.png","plddt_mean":83.81},"mouse_models":{"mgi_url":"https://www.informatics.jax.org/marker/summary?nomen=THAP12","jax_strain_url":"https://www.jax.org/strain/search?query=THAP12"},"sequence":{"accession":"O43422","fasta_url":"https://rest.uniprot.org/uniprotkb/O43422.fasta","uniprot_url":"https://www.uniprot.org/uniprotkb/O43422/entry","alphafold_viewer_url":"https://alphafold.ebi.ac.uk/entry/O43422"}},"corpus_meta":[{"pmid":"2834517","id":"PMC_2834517","title":"Excitatory 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coexpression of DAP4 with submaximal MST1 enhances MST1-induced apoptosis in a dose-dependent fashion, and DAP4 binds endogenous and recombinant p53, potentially enabling colocalization of MST1 with p53.\",\n      \"method\": \"Co-immunoprecipitation in COS-7 cells, in vitro kinase assay, overexpression/coexpression in mammalian cells with apoptosis readout\",\n      \"journal\": \"The Journal of biological chemistry\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 — reciprocal Co-IP and functional coexpression assay in single study; DAP4 is noted as identical to p52rIPK over N-terminal 488 aa and is the THAP0 protein\",\n      \"pmids\": [\"12384512\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2005,\n      \"finding\": \"The THAP domain (shared by all THAP family members including THAP12) is a zinc-dependent sequence-specific DNA-binding domain; zinc chelation and site-directed mutagenesis of C2CH motif residues and conserved positions (P, W, F, P) abolished DNA binding, demonstrating the domain belongs to the zinc-finger superfamily.\",\n      \"method\": \"In vitro binding-site selection (SELEX), zinc chelation assay, site-directed mutagenesis, electrophoretic mobility shift assay\",\n      \"journal\": \"Proceedings of the National Academy of Sciences of the United States of America\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 1 — in vitro biochemical assay with mutagenesis and zinc chelation, multiple orthogonal methods in single rigorous study\",\n      \"pmids\": [\"15863623\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2011,\n      \"finding\": \"PRKRIR (p52rIPK/DAP4) physically interacts with RIG-I through its C-terminal domain, blocks poly-ubiquitination and proteasomal degradation of RIG-I, thereby stabilizing RIG-I protein levels and synergistically enhancing type I IFN production and antiviral responses.\",\n      \"method\": \"Co-immunoprecipitation in HEK293FT cells, overexpression with ubiquitination assay, domain deletion mapping, virus replication assay\",\n      \"journal\": \"Biochemical and biophysical research communications\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 — Co-IP with domain mapping and functional ubiquitination assay in single lab study\",\n      \"pmids\": [\"21910972\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2024,\n      \"finding\": \"THAP12 forms a complex with ZFP574 (zinc finger protein) that is required for nuclear localization of the complex and for the G1-to-S-phase cell cycle transition; THAP12 deficiency causes cell cycle arrest and impaired lymphoproliferation, and disruption of the ZFP574-THAP12 complex suppresses Myc-driven B cell leukemia in mice.\",\n      \"method\": \"Forward genetic screen in mice, co-immunoprecipitation (ZFP574-THAP12 interaction), acute gene deletion, targeted protein degradation, cell cycle analysis, in vivo lymphoma model\",\n      \"journal\": \"Proceedings of the National Academy of Sciences of the United States of America\",\n      \"confidence\": \"High\",\n      \"confidence_rationale\": \"Tier 2 — reciprocal Co-IP, genetic KO with defined cell cycle phenotype, and in vivo disease model with multiple orthogonal approaches\",\n      \"pmids\": [\"39047044\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2026,\n      \"finding\": \"THAP12 interacts with LDOC1 and promotes retention of LDOC1 in nuclear histone fractions; THAP12 overexpression increased LDOC1 recovery in nuclear histone fractions, implicating THAP12 in chromatin-associated regulation of H2B monoubiquitination and chromatin compaction in NSCLC cells.\",\n      \"method\": \"Coimmunoprecipitation, proximity ligation assay, LDOC1 knockdown/overexpression with ChIP-seq and ATAC-seq, immunofluorescence\",\n      \"journal\": \"Cell communication and signaling : CCS\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 — Co-IP and proximity ligation with functional chromatin readouts, single study\",\n      \"pmids\": [\"41484780\"],\n      \"is_preprint\": false\n    },\n    {\n      \"year\": 2026,\n      \"finding\": \"Biallelic loss-of-function variants in THAP12 cause severe developmental and epileptic encephalopathy; homozygous or compound heterozygous mouse models exhibit embryonic lethality, and zebrafish thap12 loss-of-function causes microcephaly, brain hypoplasia, abnormal neuronal activity, and increased seizure sensitivity with dysregulation of cell cycle and apoptotic pathways; wild-type human THAP12 mRNA rescues zebrafish phenotypes while patient-derived variant alleles fail to do so.\",\n      \"method\": \"Whole-genome sequencing, patient-derived mouse models (homozygous/compound heterozygous knockin), zebrafish morphant/mutant models, mRNA rescue experiment, transcriptomic profiling of larval zebrafish brains\",\n      \"journal\": \"medRxiv : the preprint server for health sciences\",\n      \"confidence\": \"Medium\",\n      \"confidence_rationale\": \"Tier 2 — in vivo genetic models with mRNA rescue and transcriptomic validation; preprint, not yet peer-reviewed\",\n      \"pmids\": [\"41822681\"],\n      \"is_preprint\": true\n    }\n  ],\n  \"current_model\": \"THAP12 is a zinc-dependent sequence-specific DNA-binding protein (via its THAP domain) that forms a nuclear complex with ZFP574 to promote the G1-to-S-phase cell cycle transition; it also interacts with LDOC1 to regulate chromatin-associated H2B monoubiquitination, and loss-of-function causes cell cycle arrest, impaired lymphoproliferation, and—in vivo—embryonic lethality and epileptic encephalopathy with dysregulated cell cycle and apoptotic gene programs.\"\n}\n```","stage2_raw":"```json\n{\n  \"mechanistic_narrative\": \"THAP12 is a zinc-dependent, sequence-specific DNA-binding protein that functions in cell cycle progression, chromatin regulation, and innate immune signaling. Its conserved THAP domain employs a C2CH zinc-finger motif essential for DNA binding [PMID:15863623], and it forms a nuclear complex with ZFP574 that is required for the G1-to-S-phase cell cycle transition; THAP12 deficiency causes cell cycle arrest, impaired lymphoproliferation, and suppression of Myc-driven B cell leukemia in mice [PMID:39047044]. THAP12 also interacts with LDOC1 to promote its retention in nuclear histone fractions, linking THAP12 to chromatin-associated H2B monoubiquitination and chromatin compaction [PMID:41484780]. Biallelic loss-of-function variants in THAP12 cause severe developmental and epileptic encephalopathy, with embryonic lethality in mouse knockin models and microcephaly, brain hypoplasia, and seizure susceptibility in zebrafish that is rescued by wild-type but not patient-derived variant THAP12 mRNA [PMID:41822681].\",\n  \"teleology\": [\n    {\n      \"year\": 2002,\n      \"claim\": \"Establishing that the THAP12 protein (DAP4/p52rIPK) homodimerizes and physically engages apoptosis-relevant kinase MST1 and p53 answered how THAP12 might participate in cell death signaling, revealing it as a scaffold that can enhance MST1-induced apoptosis.\",\n      \"evidence\": \"Co-immunoprecipitation in COS-7 cells, in vitro kinase assay, and dose-dependent apoptosis readout upon coexpression with MST1\",\n      \"pmids\": [\"12384512\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\n        \"Interaction with MST1 and p53 shown only in overexpression; endogenous stoichiometric complexes not characterized\",\n        \"No in vivo validation of the apoptotic enhancement phenotype\",\n        \"Relationship between DAP4-mediated apoptosis and later-identified cell cycle role unclear\"\n      ]\n    },\n    {\n      \"year\": 2005,\n      \"claim\": \"Demonstrating that the THAP domain is a zinc-dependent sequence-specific DNA-binding domain established the molecular activity underlying all THAP family members including THAP12, placing them in the zinc-finger superfamily.\",\n      \"evidence\": \"SELEX, zinc chelation, C2CH mutagenesis, and EMSA on THAP domain constructs\",\n      \"pmids\": [\"15863623\"],\n      \"confidence\": \"High\",\n      \"gaps\": [\n        \"Genomic binding targets of THAP12 specifically were not identified\",\n        \"No structural model of the THAP12 THAP domain bound to DNA\"\n      ]\n    },\n    {\n      \"year\": 2011,\n      \"claim\": \"Showing that THAP12 (PRKRIR/p52rIPK) binds RIG-I, blocks its poly-ubiquitination and degradation, and enhances type I interferon responses broadened its function beyond cell death to innate antiviral immunity.\",\n      \"evidence\": \"Co-immunoprecipitation with domain mapping, ubiquitination assay, and virus replication assay in HEK293FT cells\",\n      \"pmids\": [\"21910972\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\n        \"RIG-I stabilization mechanism not linked to THAP12 DNA-binding activity\",\n        \"Not confirmed whether this role operates in primary immune cells in vivo\",\n        \"Relationship between RIG-I regulation and cell cycle function unresolved\"\n      ]\n    },\n    {\n      \"year\": 2024,\n      \"claim\": \"Identifying the THAP12–ZFP574 complex as essential for the G1-to-S transition and nuclear localization resolved the core cell cycle function of THAP12 and demonstrated therapeutic relevance by showing complex disruption suppresses Myc-driven B cell leukemia.\",\n      \"evidence\": \"Forward genetic screen in mice, reciprocal Co-IP, acute gene deletion and targeted protein degradation, cell cycle analysis, in vivo lymphoma model\",\n      \"pmids\": [\"39047044\"],\n      \"confidence\": \"High\",\n      \"gaps\": [\n        \"Transcriptional targets of the THAP12–ZFP574 complex at G1/S not defined genome-wide\",\n        \"Mechanism by which ZFP574 confers nuclear localization on THAP12 not structurally resolved\",\n        \"Whether leukemia suppression is solely through cell cycle arrest or also involves apoptosis unclear\"\n      ]\n    },\n    {\n      \"year\": 2026,\n      \"claim\": \"Demonstrating that THAP12 interacts with LDOC1 and promotes its nuclear-chromatin retention linked THAP12 to epigenetic regulation of H2B monoubiquitination and chromatin compaction, extending its role beyond cell cycle to chromatin remodeling.\",\n      \"evidence\": \"Co-immunoprecipitation, proximity ligation assay, and functional ChIP-seq/ATAC-seq readouts in NSCLC cells\",\n      \"pmids\": [\"41484780\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\n        \"Single study; independent replication of THAP12–LDOC1 interaction awaited\",\n        \"Whether THAP12 DNA-binding activity is required for LDOC1 chromatin retention not tested\",\n        \"Overlap between THAP12–LDOC1-regulated loci and THAP12–ZFP574-regulated loci unknown\"\n      ]\n    },\n    {\n      \"year\": 2026,\n      \"claim\": \"Linking biallelic THAP12 loss-of-function to developmental and epileptic encephalopathy in humans, embryonic lethality in mice, and rescuable neurodevelopmental defects in zebrafish established THAP12 as a disease gene essential for brain development.\",\n      \"evidence\": \"(preprint) Whole-genome sequencing of patient families, homozygous/compound heterozygous mouse knockin models, zebrafish morphants with mRNA rescue and transcriptomics\",\n      \"pmids\": [\"41822681\"],\n      \"confidence\": \"Medium\",\n      \"gaps\": [\n        \"Preprint not yet peer-reviewed\",\n        \"Which THAP12 complex (ZFP574 or LDOC1) is critical in neural progenitors remains undefined\",\n        \"Mechanism linking cell cycle dysregulation to seizure susceptibility not dissected\"\n      ]\n    },\n    {\n      \"year\": null,\n      \"claim\": \"Genome-wide binding targets of THAP12 and the precise transcriptional programs it controls at the G1/S boundary and during neurodevelopment remain undefined, and how its multiple interacting partners (ZFP574, LDOC1, MST1, RIG-I) are coordinated in different cellular contexts is unresolved.\",\n      \"evidence\": \"\",\n      \"pmids\": [],\n      \"confidence\": \"Low\",\n      \"gaps\": [\n        \"No ChIP-seq or CUT&RUN data for THAP12 genomic occupancy\",\n        \"Integration of cell cycle, chromatin, and innate immune functions into a unified model lacking\",\n        \"No structural model of THAP12 full-length protein or its complexes\"\n      ]\n    }\n  ],\n  \"mechanism_profile\": {\n    \"molecular_activity\": [\n      {\"term_id\": \"GO:0003677\", \"supporting_discovery_ids\": [1]},\n      {\"term_id\": \"GO:0060090\", \"supporting_discovery_ids\": [0, 2, 3]}\n    ],\n    \"localization\": [\n      {\"term_id\": \"GO:0005634\", \"supporting_discovery_ids\": [3, 4]}\n    ],\n    \"pathway\": [\n      {\"term_id\": \"R-HSA-1640170\", \"supporting_discovery_ids\": [3]},\n      {\"term_id\": \"R-HSA-4839726\", \"supporting_discovery_ids\": [4]},\n      {\"term_id\": \"R-HSA-5357801\", \"supporting_discovery_ids\": [0]}\n    ],\n    \"complexes\": [\n      \"THAP12–ZFP574 complex\"\n    ],\n    \"partners\": [\n      \"ZFP574\",\n      \"LDOC1\",\n      \"STK4\",\n      \"DDX58\",\n      \"TP53\"\n    ],\n    \"other_free_text\": []\n  }\n}\n```"}