>tr|A0A641A6X6|A0A641A6X6_STAAU Serine protease OS=Staphylococcus aureus GN=splB MNKNVVIKSLAALTILTSVTGIGITLVEEVQQTAKAENNVTKVKDTNIFPYTGVVAFKSA TGFVVGKNTILTNKHVSKNYKVGDRITAHPNSDKGNGGIYSIKKIINYPGKEDVSVIQVE ERAIERGPKGFNFNDNVTPFKYAAGAKAGERIKVIGYPHPYKNKYVLYESTGPVMSVEGS SIVYSAHTESGNSGSPVLNSNNELVGIHFASDVKNDDNRNAYGVYFTPEIKKFIAENIDK