Glutamine amidotransferase - Wikipedia
Glutamine (data page) - Wikipedia
Glutamine synthetase - Wikipedia
Amino acid synthesis - Wikipedia
L-glutamine - Wikidata
N-Acetylglutamic acid - Wikipedia
Glutamine, Utaite Wiki
File:L-glutamine-2D-skeletal.png - Wikibooks, open books for an open world
L-Glutamine (YMDB00002) - Yeast Metabolome Database
Aceglutamide, C7H12N2O4
DL-Glutamine, C5H10N2O3
File:Glutamine w functional group highlighted.png - Wikimedia Commons