bHLHb19 antibody; Class B basic helix-loop-helix protein 19 antibody; E2 2 antibody; FECD3 antibody; Immunoglobulin transcription factor 2 antibody; ITF 2 antibody; ITF-2 antibody; ITF2 antibody; ITF2_HUMAN antibody; MGC149723 antibody; MGC149724 antibody; PTHS antibody; SEF 2 antibody; SEF-2 antibody; SEF2 1 antibody; SEF2 1A antibody; SEF2 1B antibody; SEF2 1D antibody; SEF2 antibody; SL3 3 enhancer factor 2 antibody; SL3-3 enhancer factor 2 antibody; TCF 4 antibody; TCF-4 antibody; TCF4 antibody; Transcription factor 4 antibody; Transcription factor 4, isoform C antibody; Transcription factor 4, isoform D antibody; Transcription factor 4, isoform E antibody; Transcription factor 4, isoform L antibody; Transcription factor 4, isoform M antibody; Transcription factor 4, isoform R antibody