# OC Root 2nd 3rd 4th PC Gene/Definition OC.189186 Bacteria.322585 Proteobacteria.288151 Deltaproteobacteria.8238 mrm.1672 mrm:A7982_01092 Hydroxymethylglutaryl-CoA lyase; K01640 hydroxymethylglutaryl-CoA lyase [EC:4.1.3.4]