Product cited in:
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Filippova, Fagerlie, Klenova, Myers, Dehner, Goodwin, Neiman, Collins, Lobanenkov: "An exceptionally conserved transcriptional repressor, CTCF, employs different combinations of zinc fingers to bind diverged promoter sequences of avian and mammalian c-myc oncogenes." in: Molecular and cellular biology, Vol. 16, Issue 6, pp. 2802-13, 1996 (PubMed).
Klenova, Nicolas, Paterson, Carne, Heath, Goodwin, Neiman, Lobanenkov: "CTCF, a conserved nuclear factor required for optimal transcriptional activity of the chicken c-myc gene, is an 11-Zn-finger protein differentially expressed in multiple forms." in: Molecular and cellular biology, Vol. 13, Issue 12, pp. 7612-24, 1994 (PubMed).