>1ptt_B mol:protein length:5 PHOSPHOTYROSINE-CONTAINING TETRA-PEPTIDE XDEYL >1ptt_B mol:protein length:5 PHOSPHOTYROSINE-CONTAINING TETRA-PEPTIDE XDEYL >1ptt_A mol:protein length:321 PROTEIN TYROSINE PHOSPHATASE 1B MEMEKEFEQIDKSGSWAAIYQDIRHEASDFPCRVAKLPKNKNRNRYRDVSPFDHSRIKL HQEDNDYINASLIKMEEAQRSYILTQGPLPNTCGHFWEMVWEQKSRGVVMLNRVMEKGS LKCAQYWPQKEEKEMIFEDTNLKLTLISEDIKTYYTVRQLELENLTTQETREILHFHYT TWPDFGVPESPASFLNFLFKVRESGSLSPEHGPVVVHSSAGIGRSGTFCLADTCLLLMD KRKDPSSVDIKKVLLEMRKFRMGLIQTADQLRFSYLAVIEGAKFIMGDSSVQDQWKELS HEDLEPPPEHIPPPPRPPKRILEPHN