TATA-box binding protein associated factor 4b

mammalian protein found in Homo sapiens

Protein protein Q21122843

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Summary

TATA-box binding protein associated factor 4b is a protein^[1].

Key Facts

TATA-box binding protein associated factor 4b's instance of is recorded as protein^[2].
TATA-box binding protein associated factor 4b's UniProt protein ID is recorded as Q92750^[3].
TATA-box binding protein associated factor 4b's part of is recorded as Histone-fold^[4].
TATA-box binding protein associated factor 4b's part of is recorded as TAFH/NHR1 domain superfamily^[5].
TATA-box binding protein associated factor 4b's part of is recorded as Transcription initiation factor TFIID component TAF4, protein family^[6].
TATA-box binding protein associated factor 4b's part of is recorded as TAFH/NHR1 domain, protein family^[7].
TATA-box binding protein associated factor 4b's has part is recorded as Transcription initiation factor TFIID component TAF4^[8].
TATA-box binding protein associated factor 4b's has part is recorded as TAFH/NHR1^[9].
TATA-box binding protein associated factor 4b's RefSeq protein ID is recorded as NP_001280654^[10].
TATA-box binding protein associated factor 4b's RefSeq protein ID is recorded as NP_005631^[11].
TATA-box binding protein associated factor 4b's RefSeq protein ID is recorded as XP_005258396^[12].
TATA-box binding protein associated factor 4b's RefSeq protein ID is recorded as XP_011524455^[13].
TATA-box binding protein associated factor 4b's RefSeq protein ID is recorded as XP_016881421^[14].
TATA-box binding protein associated factor 4b's RefSeq protein ID is recorded as XP_016881422^[15].
TATA-box binding protein associated factor 4b's RefSeq protein ID is recorded as XP_024307007^[16].
TATA-box binding protein associated factor 4b's PDB structure ID is recorded as 1H3O^[17].
TATA-box binding protein associated factor 4b's PDB structure ID is recorded as 2P6V^[18].
TATA-box binding protein associated factor 4b's molecular function is recorded as DNA-binding transcription factor activity^[19].
TATA-box binding protein associated factor 4b's molecular function is recorded as DNA binding^[20].
TATA-box binding protein associated factor 4b's molecular function is recorded as NF-kappaB binding^[21].
TATA-box binding protein associated factor 4b's molecular function is recorded as protein heterodimerization activity^[22].
TATA-box binding protein associated factor 4b's molecular function is recorded as transcription coactivator activity^[23].
TATA-box binding protein associated factor 4b's molecular function is recorded as DNA binding^[24].
TATA-box binding protein associated factor 4b's molecular function is recorded as transcription factor binding^[25].
TATA-box binding protein associated factor 4b's molecular function is recorded as RNA polymerase II general transcription initiation factor activity^[26].

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Quick Facts

Instance of protein

Part of Histone-fold, TAFH/NHR1 domain superfamily, Transcription initiation factor TFIID component TAF4, protein family, TAFH/NHR1 domain, protein family

Properties

Biological process DNA-templated transcription, initiation, cell differentiation, transcription initiation from RNA polymerase II promoter, regulation of transcription, DNA-templated, transcription by RNA polymerase II, spermatogenesis, transcription, DNA-templated, oogenesis, regulation of signal transduction by p53 class mediator, positive regulation of transcription by RNA polymerase II, RNA polymerase II preinitiation complex assembly

Cell component cytoplasm, nucleus, nucleoplasm, fibrillar center, transcription factor TFIID complex

Encoded by TAF4B

Found in taxon Homo sapiens

Has part(s) Transcription initiation factor TFIID component TAF4, TAFH/NHR1

Imported from wholeness_audit_2026-05-02

Molecular function DNA-binding transcription factor activity, DNA binding, NF-kappaB binding, protein heterodimerization activity, transcription coactivator activity, DNA binding, transcription factor binding, RNA polymerase II general transcription initiation factor activity

External References (4)

Ensembl protein id ENSP00000269142, ENSP00000389365, ENSP00000462980

Pdb structure id 1H3O, 2P6V

Refseq protein id NP_001280654, NP_005631, XP_005258396, XP_011524455, XP_016881421, XP_016881422, XP_024307007

Uniprot protein id Q92750

🏷️ Also known as

en TAF4B en TAF4b RNA polymerase II, TATA box binding protein (TBP)-associated factor, 105kDa en TAF(II)105 en TAFII-105 en TAFII105 en TATA-box binding protein associated factor 4b en TATA box binding protein (TBP)-associated factor 4B en TATA box binding protein (TBP)-associated factor, RNA polymerase II, C2, 105kD en transcription initiation factor TFIID 105 kDa subunit en transcription initiation factor TFIID subunit 4B

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

[2] ↑ TATA-box binding protein associated factor 4b — instance of (P31): protein. UniProt. Retrieved 2019-11-13. wikidata.org.
[3] ↑ TATA-box binding protein associated factor 4b — UniProt protein ID (P352): Q92750. UniProt. Retrieved 2019-11-13. wikidata.org.
[4] ↑ TATA-box binding protein associated factor 4b — part of (P361): Histone-fold. InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
[5] ↑ TATA-box binding protein associated factor 4b — part of (P361): TAFH/NHR1 domain superfamily. InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
[6] ↑ TATA-box binding protein associated factor 4b — part of (P361): Transcription initiation factor TFIID component TAF4, protein family. wikidata.org.
[7] ↑ TATA-box binding protein associated factor 4b — part of (P361): TAFH/NHR1 domain, protein family. wikidata.org.
[8] ↑ TATA-box binding protein associated factor 4b — has part(s) (P527): Transcription initiation factor TFIID component TAF4. InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
[9] ↑ TATA-box binding protein associated factor 4b — has part(s) (P527): TAFH/NHR1. InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
[10] ↑ TATA-box binding protein associated factor 4b — RefSeq protein ID (P637): NP_001280654. Q20641742. Retrieved 2020-05-30. wikidata.org.
[11] ↑ TATA-box binding protein associated factor 4b — RefSeq protein ID (P637): NP_005631. Q20641742. Retrieved 2020-05-30. wikidata.org.
[12] ↑ TATA-box binding protein associated factor 4b — RefSeq protein ID (P637): XP_005258396. Q20641742. Retrieved 2020-05-30. wikidata.org.
[13] ↑ TATA-box binding protein associated factor 4b — RefSeq protein ID (P637): XP_011524455. Q20641742. Retrieved 2020-05-30. wikidata.org.
[14] ↑ TATA-box binding protein associated factor 4b — RefSeq protein ID (P637): XP_016881421. Q20641742. Retrieved 2020-05-30. wikidata.org.
[15] ↑ TATA-box binding protein associated factor 4b — RefSeq protein ID (P637): XP_016881422. Q20641742. Retrieved 2020-05-30. wikidata.org.
[16] ↑ TATA-box binding protein associated factor 4b — RefSeq protein ID (P637): XP_024307007. Q20641742. Retrieved 2020-05-30. wikidata.org.
[17] ↑ TATA-box binding protein associated factor 4b — PDB structure ID (P638): 1H3O. UniProt. Retrieved 2015-10-18. uniprot.org. Provenance: wikidata.org.
[18] ↑ TATA-box binding protein associated factor 4b — PDB structure ID (P638): 2P6V. UniProt. Retrieved 2015-10-18. uniprot.org. Provenance: wikidata.org.
[19] ↑ TATA-box binding protein associated factor 4b — molecular function (P680): DNA-binding transcription factor activity. GOA. Retrieved 2019-04-08. ebi.ac.uk. Provenance: wikidata.org.
[20] ↑ TATA-box binding protein associated factor 4b — molecular function (P680): DNA binding. GOA. Retrieved 2018-04-24. ebi.ac.uk. Provenance: wikidata.org.
[21] ↑ TATA-box binding protein associated factor 4b — molecular function (P680): NF-kappaB binding. Interaction of TAFII105 with selected p65/RelA dimers is associated with activation of subset of NF-kappa B genes. Retrieved 2019-04-08. ebi.ac.uk. Provenance: wikidata.org.
[22] ↑ TATA-box binding protein associated factor 4b — molecular function (P680): protein heterodimerization activity. GOA. Retrieved 2019-04-08. ebi.ac.uk. Provenance: wikidata.org.
[23] ↑ TATA-box binding protein associated factor 4b — molecular function (P680): transcription coactivator activity. GOA. Retrieved 2018-04-24. ebi.ac.uk. Provenance: wikidata.org.
[24] ↑ TATA-box binding protein associated factor 4b — molecular function (P680): DNA binding. GOA. Retrieved 2019-04-08. ebi.ac.uk. Provenance: wikidata.org.
[25] ↑ TATA-box binding protein associated factor 4b — molecular function (P680): transcription factor binding. Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Retrieved 2019-04-08. ebi.ac.uk. Provenance: wikidata.org.
[26] ↑ TATA-box binding protein associated factor 4b — molecular function (P680): RNA polymerase II general transcription initiation factor activity. Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium. Retrieved 2018-11-07. ebi.ac.uk. Provenance: wikidata.org.

Class ancestry

[1] ↑ TATA-box binding protein associated factor 4b is an instance of protein (Q8054) [P31, primary]. Wikidata. wikidata.org.

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APA

4ort.xyz Knowledge Graph. (2026). TATA-box binding protein associated factor 4b. Retrieved May 3, 2026, from https://4ort.xyz/entity/tata-box-binding-protein-associated-factor-4b-q21122843

MLA

“TATA-box binding protein associated factor 4b.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/tata-box-binding-protein-associated-factor-4b-q21122843.

BibTeX

@misc{4ortxyz_tata-box-binding-protein-associated-factor-4b-q21122843_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{TATA-box binding protein associated factor 4b}}, year = {2026}, url = {https://4ort.xyz/entity/tata-box-binding-protein-associated-factor-4b-q21122843}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): TATA-box binding protein associated factor 4b — https://4ort.xyz/entity/tata-box-binding-protein-associated-factor-4b-q21122843 (retrieved 2026-05-03)

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