GO:0004356

Glutamine synthetase, type I
Glutamine synthetase catalytic region
glutamine synthetase (NCBI)
Glutamine synthetase, type I
Glutamine synthetase, type III
putative glutamine synthetase III (glnT) (RefSeq)
glutamine synthetase, type I (RefSeq)
glutamine synthetase II (RefSeq)
putative gamma-glutamylmethylamide synthetase; glutamine synthetase type III family (RefSeq)