title: Active subunits of Escherichia coli glutamate synthase.
abstract: The large and small subunits of Escherichia coli glutamate synthase were isolated. The small subunit catalyzes the NH(3)-dependent synthesis of glutamate. The large subunit exhibits glutaminase activity.
mesh_terms: D000641:Ammonia / Q000378:metabolism; D002474:Cell-Free System; D004926:Escherichia coli / Q000201:enzymology*; D005969:Glutamate Dehydrogenase / Q000276:immunology / Q000302:isolation & purification; D005970:Glutamate Synthase / Q000276:immunology / Q000302:isolation & purification / Q000378:metabolism; D005971:Glutamates / Q000096:biosynthesis; D005972:Glutaminase / Q000378:metabolism; D005973:Glutamine / Q000378:metabolism; D000637:Transaminases
chemical_list: D005971:Glutamates; D005973:Glutamine; D000641:Ammonia; D005970:Glutamate Synthase; D005969:Glutamate Dehydrogenase; D000637:Transaminases; D005972:Glutaminase