an activity ( designated btf1y ) in extracts of saccharomyces cerevisiae can substitute for the human tata box-binding factor btf1 in a reconstituted transcription system containing the adenovirus 2 major late promoter , rna polymerase b ( ii ) , and the basic transcription factors btf2 , btf3 , and stf .
C0086418
human
C0144555
tata