This region of sequence similarity is found up to six times in a variety of proteins including general transcription factor II-I (GTF2I). It has been suggested that this may be a DNA binding domain [PMID: 9774679, PMID: 10198167].
O'Mahoney JV, Guven KL, Lin J, Joya JE, Robinson CS, Wade RP, Hardeman EC.
Identification of a novel slow-muscle-fiber enhancer binding protein, MusTRD1. Mol. Cell. Biol. 18 6641-52 1998
Osborne LR, Campbell T, Daradich A, Scherer SW, Tsui LC.
Identification of a putative transcription factor gene (WBSCR11) that is commonly deleted in Williams-Beuren syndrome. Genomics 57 279-84 1999
Signatures from InterPro member databases are used to construct an entry.