>tr|A0AAV3ID12|A0AAV3ID12_ECOLX D-alanine--D-alanine ligase OS=Escherichia coli 3.4880 GN=ddlB MTDKIAVLLGGTSAEREVSLNSGAAVLAGLREGGIDAYPVDPKEVDVTQLKSMGFQKVFI ALHGRGGEDGTLQGMLELMGLPYTGSGVMASALSMDKLRSKLLWQGAGLPVAPWVALTRV EFEKGLSDKQLAEISALGLPVIVKPSREGSSVGMSKVVAENALQDALRLAFQHDEEVLIE KWLSGPEFTVAILGEEILPSVRIQPSGTFYDYEAKYLSDETQYFCPAGLEASQEANLQAL VLKAWTTLGCKGWGRIDVMLDSDGQFYLLEANTSPGMTSHSLVPMAARQAGMSFSQLVVR ILELAD