>sp|P0CB57|DDL_STRPN D-alanine--D-alanine ligase OS=Streptococcus pneumoniae serotype 4 GN=ddl MKQTIILLYGGRSAEREVSVLSAESVMRAVDYDRFTVKTFFISQSGDFIKTQEFSHAPGQ EDRLMTNETIDWDKKVAPSAIYEEGAVVFPVLHGPMGEDGSVQGFLEVLKMPYVGCNILS SSLAMDKITTKRVLESAGIAQVPYVAIVEGDDVTAKIAEVEEKLAYPVFTKPSNMGSSVG ISKSENQEELRQALKLAFRYDSRVLVEQGVNAREIEVGLLGNYDVKSTLPGEVVKDVAFY DYDAKYIDNKITMDIPAKISDDVVAVMRQNAETAFRAIGGLGLSRCDFFYTDKGEIFLNE LNTMPGFTQWSMYPLLWDNMGISYPKLIERLVDLAKESFDKREAHLI