| TAF7 TAF67 TFIID subunit (67 kDa), involved in RNA polymerase II transcription initiation
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| TAF6 TAF60 Subunit (60 kDa) of TFIID and SAGA complexes, involved in transcription initiation of RNA polymerase II and in chromatin modification, similar to histone H4
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| TAF5 TAF90 Subunit (90 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification
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| TAF4 MPT1|TAF48|TSG2 TFIID subunit (48 kDa), involved in RNA polymerase II transcription initiation; potential Cdc28p substrate
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| TAF1 TAF130|TAF145 TFIID subunit (145 kDa), involved in RNA polymerase II transcription initiation, has histone acetyltransferase activity, involved in promoter binding and G1/S progression
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| SPT8 Subunit of the SAGA transcriptional regulatory complex but not present in SAGA-like complex SLIK/SALSA, required for SAGA-mediated inhibition at some promoters
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| UBP8 Ubiquitin-specific protease that is a component of the SAGA (Spt-Ada-Gcn5-Acetyltransferase) acetylation complex; required for SAGA-mediated deubiquitination of histone H2B
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| HFI1 ADA1|GAN1|SRM12|SUP110 Adaptor protein required for structural integrity of the SAGA complex, a histone acetyltransferase-coactivator complex that is involved in global regulation of gene expression through acetylation and transcription functions
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| SGF29 SaGa associated Factor 29kDa; Probable 29kKDa Subunit of SAGA histone acetyltransferase complex
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| SGF73 SCA7 73 kDa subunit of SAGA histone acetyltransferase complex; involved in formation of the preinitiation complex assembly at promoters
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| TAF13 FUN81|TAF19 TFIID subunit (19 kDa), involved in RNA polymerase II transcription initiation, similar to histone H4 with atypical histone fold motif of Spt3-like transcription factors
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| TAF12 TAF61|TAF68 Subunit (61/68 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification, similar to histone H2A
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| TAF9 TAF17 Subunit (17 kDa) of TFIID and SAGA complexes, involved in RNA polymerase II transcription initiation and in chromatin modification, similar to histone H3
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| NGG1 ADA3|SWI7 Transcriptional regulator involved in glucose repression of Gal4p-regulated genes; component of transcriptional adaptor and histone acetyltransferase complexes, the ADA complex, the SAGA complex, and the SLIK complex
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| SPT3 Subunit of the SAGA and SAGA-like transcriptional regulatory complexes, interacts with Spt15p to activate transcription of some RNA polymerase II-dependent genes, also functions to inhibit transcription at some promoters
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| SGF11 Integral subunit of SAGA histone acetyltransferase complex, regulates transcription of a subset of SAGA-regulated genes, required for the Ubp8p association with SAGA and for H2B deubiquitylation
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| GCN5 ADA4|SWI9 Histone acetyltransferase, acetylates N-terminal lysines on histones H2B and H3; catalytic subunit of the ADA and SAGA histone acetyltransferase complexes; founding member of the Gcn5p-related N-acetyltransferase superfamily
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