# OC Root 2nd 3rd 4th PC Gene/Definition OC.168879 Bacteria.52378 Spirochaetes.29558 Treponema.10256 tpi.432 tpi:TREPR_0367 D-alanine--D-alanine ligase; K01921 D-alanine-D-alanine ligase [EC:6.3.2.4]