...with ATF3 (Chu et al. 1994). TAF1 is an effector for pairs CTCF-TF, E2F1-TF, GABPA-TF, and MAX-TF (Table 1). Transcription initiation factor TFIID subunit 1, TAF1, appears in this global effector list, as the initiation of transcription by RNA polymerase II requires the coordination of TFIID...