>5YEF_1|Chains A, D[auth B], G, J|Transcriptional repressor CTCF|Homo sapiens (9606) RPHKCHLCGRAFRTVTLLRNHLNTHTGTRPHKCPDCDMAFVTSGELVRHRRYKHTHEKPFKCSMCDYASVEVSKLKRHIRSHTGERPFQCSLCSYASRDTYKLKRHMRTHSGEKPYECYICHARFTQSGTMKMHILQKHTENVAKFHCPHCDTVIARKSDLGVHLRKQHSYIEQGKKCRYCDAVFHERYALIQHQKSHK >5YEF_2|Chains B[auth C], E, H, K|DNA (27-MER)|synthetic construct (32630) AGTCGACTCGCCCTCTGCTGGTTAAAG >5YEF_3|Chains C[auth D], F, I, L|DNA (27-MER)|synthetic construct (32630) ACTTTAACCAGCAGAGGGCGAGTCGACT