# OC Root 2nd 3rd 4th PC Gene/Definition OC.168870 Bacteria.52408 Firmicutes.92571 Firmicutes___Bacilli.78751 ooe.603 ooe:OEOE_0672 D-alanine--D-alanine ligase; K01921 D-alanine-D-alanine ligase [EC:6.3.2.4]