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Literature summary for 6.3.1.2 extracted from

  • Bespalova, L.A.; Antonyuk, L.P.; Ignatov, V.V.
    Azospirillum brasilense glutamine synthetase: influence of the activating metal ions on the enzyme properties (1999), BioMetals, 12, 115-121.
No PubMed abstract available

Metals/Ions

Metals/Ions Comment Organism Structure
Co2+ strongly increases activity in combination with Mg2+ Azospirillum brasilense
Mg2+ required, preferred over Mn2+ at alkaline and neutral pH Azospirillum brasilense
Mn2+ required, preferred over Mg2+ at acidic pH Azospirillum brasilense

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + L-glutamate + NH4+ Azospirillum brasilense central enzyme of nitrogen metabolism ADP + phosphate + L-glutamine
-
r
ATP + L-glutamate + NH4+ Azospirillum brasilense SP245 central enzyme of nitrogen metabolism ADP + phosphate + L-glutamine
-
r

Organism

Organism UniProt Comment Textmining
Azospirillum brasilense
-
SP245
-
Azospirillum brasilense SP245
-
SP245
-

Purification (Commentary)

Purification (Comment) Organism
-
Azospirillum brasilense

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + L-glutamate + NH4+
-
Azospirillum brasilense ADP + phosphate + L-glutamine
-
r
ATP + L-glutamate + NH4+ central enzyme of nitrogen metabolism Azospirillum brasilense ADP + phosphate + L-glutamine
-
r
ATP + L-glutamate + NH4+
-
Azospirillum brasilense SP245 ADP + phosphate + L-glutamine
-
r
ATP + L-glutamate + NH4+ central enzyme of nitrogen metabolism Azospirillum brasilense SP245 ADP + phosphate + L-glutamine
-
r