Sequence alignment between 1wsd(A) and UniProt seq Q99405 (PRTM_BACSK):

Q99405 (PRTM_BACSK): M-protease from Shouchella clausii (strain KSM-K16)
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         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+
UniProt: MKKPLGKIVASTALLISVAFSSSIASAAEEAKEKYLIGFNEQEAVSEFVEQIEANDDVAILSEEEEVEIELLHEFETIPVLSVELSPEDVDALELDPTISYIEEDAEVTTMAQSVPWGISRVQAPAAHNRGLTGSGVKVAVLDTGISTHPDLNIRGGASFVPGEPSTQDGNGHGTHVAGTIAALNNSIGVLGVAPSAELYAVKVLGASGSGSVSSIAQGLEWAGNNGMHVANLSLGSPSPSATLEQAVNSATSRGVLVVAASGNSGAGSISYPARYANAMAVGATDQNNNRASFSQYGAGLDIVAPGVNVQSTYPGSTYASLNGTSMATPHVAGVAALVKQKNPSWSNVQIRNHLKNTATGLGNTNLYGSGLVNAEAATR
PDB seq: ---------------------------------------------------------------------------------------------------------------AQSVPWGISRVQAPAAHNRGLTGSGVKVAVLDTGISTHPDLNIRGGASFVPGEPSTQDGNGHGTHVAGTIAALNNSIGVLGVAPSAELYAVKVLGASGSGSVSSIAQGLEWAGNNGMHVANLSLGSPSPSATLEQAVNSATSRGVLVVAASGNSGAGSISYPARYANAMAVGATDQNNNRASFSQYGAGLDIVAPGVNVQSTYPGSTYASLNGTSMATPHVAGVAALVKQKNPSWSNVQIRNHLKNTATGLGNTNLYGSGLVNAEAATR
                                                                                                                        ---------+---------+---------+--------+---------+--------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-----+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+-----
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