Glutamate-Ammonia Ligase

**Definition:** An enzyme that catalyzes the conversion of ATP, L-glutamate, and NH3 to ADP, orthophosphate, and L-glutamine. It also acts more slowly on 4-methylene-L-glutamate. (From Enzyme Nomenclature, 1992) EC 6.3.1.2.

**Tree numbers:** - D08.811.464.259.200.600

**Synonyms:** - Glutamine Synthetase - Glutamate Ammonia Ligase (ADP)