title: Glutamine synthetase of the nitrogen-fixing alga Anabaena cylindrica.
mesh_terms: D000255:Adenosine Triphosphate / Q000378:metabolism; D000641:Ammonia / Q000494:pharmacology; D002118:Calcium / Q000494:pharmacology; D003035:Cobalt / Q000494:pharmacology; D000458:Cyanobacteria / Q000201:enzymology* / Q000378:metabolism; D004794:Enzyme Repression; D005974:Glutamate-Ammonia Ligase / Q000302:isolation & purification / Q000378:metabolism*; D006863:Hydrogen-Ion Concentration; D007700:Kinetics; D008274:Magnesium / Q000494:pharmacology; D008345:Manganese / Q000494:pharmacology; D009586:Nitrogen Fixation; D013696:Temperature
chemical_list: D003035:Cobalt; D008345:Manganese; D000641:Ammonia; D000255:Adenosine Triphosphate; D005974:Glutamate-Ammonia Ligase; D008274:Magnesium; D002118:Calcium