Status	Description	Organism	Genes	References
	gamma-glutamyl phosphate reductase	Brucella ceti	proA
	gamma-glutamyl phosphate reductase	Brucella melitensis	proA
	N2-(2-carboxyethyl)arginine synthase	Salinispora pacifica	G16BO-1307
	N2-(2-carboxyethyl)arginine synthase	Streptomyces avellaneus	G16WU-5765