TATA-box binding protein associated factor 8 (TAF8)

TATA-box binding protein associated factor 8 (TAF8) is a protein subunit of the general transcription factor complex TFIID, which is essential for the initiation of gene transcription by RNA polymerase II. TAF8 contains a histone fold domain and interacts with other TFIID subunits, particularly TBP and TAF10, to facilitate the assembly and stability of the TFIID complex at core promoters. It is involved in both basal and activator-dependent transcription, and mutations in TAF8 have been implicated in severe neurodevelopmental disorders, including impaired brain development and microcephaly[1][2][3][4][5][6]. TAF8 is essential for early embryonic development, cell lineage specification, and promoter recognition, but it is not a druggable target, and no known therapeutic interventions directly act on this molecule. Key clarifications: - TAF8 is not considered a classical therapeutic target (receptor, enzyme, etc.), but rather a critical component of the basal transcription machinery[1][2][5]. - No drugs are currently known to interact with TAF8, and it is not used as a clinical biomarker.

Other names

TAF(II)43TBNTBP-associated factor 8TBP-associated factor 43 kDaTranscription initiation factor TFIID subunit 8Transcription initiation factor TFIID 43 kDa subunitTAF8 RNA polymerase II, TATA box binding protein (TBP)-associated factor, 43kDaProtein taube nuss