# OC Root 2nd 3rd 4th PC Gene/Definition OC.80112 Bacteria.264880 Proteobacteria.785195 Gammaproteobacteria.442287 pspi.1963 pspi:PS2015_2826 Gamma-glutamyltransferase; K00681 gamma-glutamyltranspeptidase / glutathione hydrolase [EC:2.3.2.2 3.4.19.13]