# OC Root 2nd 3rd 4th PC Gene/Definition OC.80049 Bacteria.264877 Proteobacteria.617278 Deltaproteobacteria.133593 mrm.9414 mrm:A7982_09807 Gamma-glutamyltranspeptidase; K00681 gamma-glutamyltranspeptidase / glutathione hydrolase [EC:2.3.2.2 3.4.19.13]