# OC Root 2nd 3rd 4th PC Gene/Definition OC.100464 Archaea.69114 Euryarchaeota.54263 Methanosaeta.2927 mhi.995 mhi:Mhar_1007 D-alanine--D-alanine ligase; K01921 D-alanine-D-alanine ligase [EC:6.3.2.4]