D-alanine--D-alanine ligase ddl Cell wall formation (By similarity). DDL_SINMW 308 D-alanylalanine synthetase Smed_2077 MSSKHVAVLLGGFSSERPVSLSSGTACADALEGEGYRVTRVDVGHDVAAVLQELRPDVVFNALHGPFGEDGTIQGILEYLEIPYTHSGVLASALAMDKAQAKHVAKAAGIPVAEAVVMDRRSFGNQHPMKPPYVVKPVREGSSFGVVIVKEDQSHPPQVITSSDWRYGDRIMVERYVAGREFTCGVMGDVALGVTEIIPQGHAFYDYDSKYVKGGSKHVIPAQVSPNIYQKIQTLALKAHQAIGCRGVSRSDFRFDDRGDGEGELIWLEINTQPGMTPTSLVPEMAQHAGLRFGEFLRWMVEDASCLR D-Ala-D-Ala ligase