Status	Description	Organism	Genes	References
	gamma-glutamyltranspeptidase	Mycobacterium abscessus	ggt
	glutathione hydrolase	Stenotrophomonas maltophilia	GJE8-965
	gamma-glutamyltransferase YwrD	Serratia plymuthica	ywrD
	gamma-glutamyltranspeptidase Ggt	Serratia plymuthica	ggt
	glutathione γ-glutamate hydrolase	Saccharomyces cerevisiae	ECM38
	glutathione gamma-glutamylaminopeptidase	Yarrowia lipolytica	YALI0_C11363g	[130]
	glutathione gamma-glutamylaminopeptidase	Yarrowia lipolytica	YALI0_C20669g	[130]