GTF2F1General transcription factor IIF subunit 1 is a protein that in humans is encoded by the GTF2F1 gene.InteractionsGTF2F1 has been shown to interact with: CTDP1, GTF2H4, HNRPU, MED21, POLR2A, Serum response factor TAF11, TAF1, TATA binding protein, and Transcription Factor II B.