Peptide sequence: GELPPQEDPS WQKDPDYQPP AKKTKKTKKS KLRYTEEGKD VDVSVYDFEE Sequence homology: Cow: 100%; Dog: 100%; Horse: 100%; Human: 100%; Mouse: 100%; Rabbit: 100%; Rat: 100%. Transcriptional factor CTCF is a ubiquitously expressed 11-zinc finger domai