>8EXJ_1|Chain A|Tyrosine-protein phosphatase non-receptor type 1|Homo sapiens (9606) MEMEKEFEQIDKSGSWAAIYQDIRHEASDFPCRVAKLPKNKNRNRYRDVSPFDHSRIKLHQEDNDYINASLIKMEEAQRSYILTQGPLPNTCGHFWEMVWEQKSRGVVMLNRVMEKGSLKCAQYWPQKEEKEMIFEDTNLKLTLISEDIKSYYTVRQLELENLTTQETREILHFHYTTWPAFGVPESPASFLNFLFKVRESGSLSPEHGPVVVHCSAGIGRSGTFCLADTCLLLMDKRKDPSSVDIKKVLLEMRKFRMGLIATADQLRFSYLAVIEGAKFIMGDSSVQDQWKELSHEDL >8EXJ_2|Chain B[auth D]|Tyrosine-protein kinase JAK1 activation loop peptide|Homo sapiens (9606) AIETDKEYYTVKDDLD