Xaa-Pro dipeptidyl-peptidase pepX lp_0857 X-Pro dipeptidyl-peptidase X-prolyl-dipeptidyl aminopeptidase 813 PEPX_LACPL Removes N-terminal dipeptides sequentially from polypeptides having unsubstituted N-termini provided that the penultimate residue is proline. MKNNQFAIVPTDSETAIAELTKIHFITPDMDALTTVPAVYQALLAKSLPEVHTASGLTHKFNNIMATSQHTLSEWLADATIVNNQVFYNVGLQLLGFLPGQDFELADPLLAMRDIHLPMVGDSAFDREALYYAWYLLLNTRGNNGQTLIESLTTRGYFVPFYQLPNDQKPLFFNGKAQAVFDTNALIRDVVYVEAPLDTDHDGQRDLLKVEILRPAETETGLKVPVLYTASPYNQGINDQAGDAQMHNVDVPLTAKEPDENTYADVEFQPTTAQLPAARTATTTTDTAEETFSREKSYTLNDYFLARGFAVVYAAGIGSIDSDGLAPTGDVDETTSTVAIIEWLTGKRQAFTNRDGNIAIKAWWCNGAVAMTGRSYLGTLATAAATTGVAGLKTIISEAAISSWYDYYRDNGLVVAPDTFQGEDTDVLAAEVFSRSLKAGDAHQIQPAFDQKLAELTADQDRASGNYNRFWDERNYLKNVDKIKADIIMVHGLNDWNVKPRNVANLWDKLQAVPVTKKLILHQGQHIYINNLQSLDFTDMMNLWLSHKLYGLDNHAETLLPNVLVQDNTQAQTWHGYDNWWQDTTDALDFKVQYKELVPADHTVDQRAAHFTDKLPDKLFDHYKHHLDSWQRDLLQEDKLNPLYDHRLLFKSWQAPEDQLLVGIPHVAGSVAVNKNFGMLSFMLIDFGAARRLTVSPQILAAKALDLGYHWREDDLKDFKLAGETPFKMITKGHLNLQNRHHPWHAEAIQPNVFYDFSVDLQPLFHHLLKGHQLGLVIYATDMKMTIRGNQDLQYSLNLNDIRLHVPMKKITD