Article
Evidence that transcription factor IIB is required for a post-assembly step in transcription initiation.
The Journal of biological chemistry - 3 Sept 1999
Cho E J, Buratowski S
Abstract excerpt
Mutation of glutamate 62 to lysine in yeast transcription factor (TF) IIB (Sua7) causes a cold-sensitive phenotype. This mutant also leads to preferential transcription of downstream start sites on some promoters in vivo. To explore the molecular nature of these phenotypes, the TFIIB E62K mutant was characterized in vitro. The mutant interacts with TATA-binding protein normally. In three different assays, the...
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