Reference: Kirchner J, et al. (2001) Molecular genetic dissection of TAF25, an essential yeast gene encoding a subunit shared by TFIID and SAGA multiprotein transcription factors. Mol Cell Biol 21(19):6668-80

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Abstract


We have performed a systematic structure-function analysis of Saccharomyces cerevisiae TAF25, an evolutionarily conserved, single-copy essential gene which encodes the 206-amino-acid TAF25p protein. TAF25p is an integral subunit of both the 15-subunit general transcription factor TFIID and the multisubunit, chromatin-acetylating transcriptional coactivator SAGA. We used hydroxylamine mutagenesis, targeted deletion, alanine-scanning mutagenesis, high-copy suppression methods, and two-hybrid screening to dissect TAF25. Temperature-sensitive mutant strains generated were used for coimmunoprecipitation and transcription analyses to define the in vivo functions of TAF25p. The results of these analyses show that TAF25p is comprised of multiple mutable elements which contribute importantly to RNA polymerase II-mediated mRNA gene transcription.

Reference Type
Journal Article | Research Support, Non-U.S. Gov't | Research Support, U.S. Gov't, P.H.S.
Authors
Kirchner J, Sanders SL, Klebanow E, Weil PA
Primary Lit For
TAF10 | General transcription factor complex TFIID | DNA-directed RNA polymerase II complex

Interaction Annotations


Genetic Interactions

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Interactor Interactor Allele Assay Annotation Action Phenotype SGA score P-value Source Reference

Physical Interactions 15 entries for 16 genes

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InteractorInteractorAssayAnnotationActionModification
SPT15TAF10Affinity Capture-Westernmanually curatedHit-BaitNo Modification
TAF10TAF1Affinity Capture-Westernmanually curatedBait-HitNo Modification
TAF10TAF7Affinity Capture-Westernmanually curatedBait-HitNo Modification
TAF10TAF8Affinity Capture-Westernmanually curatedBait-HitNo Modification
TAF10TAF4Affinity Capture-Westernmanually curatedBait-HitNo Modification
TAF10TAF3Affinity Capture-Westernmanually curatedBait-HitNo Modification
TAF10TAF11Affinity Capture-Westernmanually curatedBait-HitNo Modification
TAF10TAF13Affinity Capture-Westernmanually curatedBait-HitNo Modification
TAF10TAF6Affinity Capture-Westernmanually curatedBait-HitNo Modification
TAF10TAF9Affinity Capture-Westernmanually curatedBait-HitNo Modification
Showing 1 to 10 of 15 entries