>sp|A6Q3Z7|DDL_NITSB D-alanine--D-alanine ligase OS=Nitratiruptor sp. GN=ddl MQYAVVFGGKSYEHEISIVSTIAIKDIIPGAIFIFLDGNRDFYLIEKADLKSNYFSSGNY KKSPKLELKKGGFYQKSLLKEKKIPADVVINLVHGADGEDGKLASLLEFFEIDYIGPRIE GSVISYSKLLTKLYAKECGIEVLPYQLLRKQDKKIIDFEYPVIIKPNHLGSSIGVSVVYD SSELEYALDVAFEFDDEVLIEPFIEGIEEYNLAGAKGQTFHFSKIEAVKKEKLLDFEKKY LDFGRSGEVKDASLNETLRLHIRNAFEKIYDPLFSGAIIRIDFFVRDGKLYLNEINPVPG SLANYLFGDFRAVLEDVAKHLPKSKNIVIDYRYINSIQSAKK