>tr|A0AAN1AL27|A0AAN1AL27_ECO57 D-alanine--D-alanine ligase OS=Escherichia coli O157:H7 GN=ddl MTDKIAVLLGGTSAEREVSLNSGAAVLAGLREGGIDAYPVDPKEVDVTQLKSMGFQKVFI ALHGRGGEDGTLQGMLELMGLPYTGSGVMASALSMDKLRSKLLWQGAGLPVAPWVALTRV EFEKGLSDKQLAEISALGLPVIVKPSREGSSVGMSKVVAENALQDALRLAFQHDEEVLIE KWLSGPEFTVAILGEEILPSVRIQPSGTFYDYEAKYLSDETQYFCPAGLEASQEANLQAL VLKAWTTLGCKGWGRIDVMLDSDGQFYLLEANTSPGMTSHSLVPMAARQAGMSFSQLVVR ILELAD