Status	Description	Organism	Genes	References
	gamma-glutamylmethylamide synthetase; glutamine synthetase type III family	Methylobacterium extorquens	GBY6-1478
	glutamine synthetase	Methylobacterium extorquens	GBY6-2225
	Aspartyl/glutamyl-tRNA(Asn/Gln) amidotransferase subunit B (Asp/Glu-ADT subunit B)	Methylobacterium extorquens	GBY6-3088
	glutamine synthetase	Methylobacterium extorquens	GBY6-3825