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Literature summary extracted from

  • Thomas, M.D.; Durbin, R.D.
    Glutamine synthetase from Pseudomonas syringae pv. tabaci: properties and inhibition by tabtoxinine-beta-lactam (1985), J. Gen. Microbiol., 131, 1061-1067.
No PubMed abstract available

Inhibitors

EC Number Inhibitors Comment Organism Structure
6.3.1.2 ATP
-
 Pseudomonas syringae
6.3.1.2 L-Glu 50-100 mM, substrate inhibition Pseudomonas syringae
6.3.1.2 Mg2+ inhibits gamma-glutamyl transferase activity Pseudomonas syringae
6.3.1.2 NH4Cl substrate inhibition at high concentrations Pseudomonas syringae
6.3.1.2 Tabtoxinine-beta-lactam
-
 Pseudomonas syringae

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
6.3.1.2 60000
-
 x * 60000, SDS-PAGE Pseudomonas syringae

Organism

EC Number Organism UniProt Comment Textmining
6.3.1.2 Pseudomonas syringae
-
 pv. Tabaci
-

Purification (Commentary)

EC Number Purification (Comment) Organism
6.3.1.2
-
 Pseudomonas syringae

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
6.3.1.2 41.6
-
 gamma-glutamylhydroxamate assay Pseudomonas syringae

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
6.3.1.2 ATP + L-Glu + NH4+
-
 Pseudomonas syringae ADP + phosphate + L-Gln
-
 ?

Subunits

EC Number Subunits Comment Organism
6.3.1.2 ? x * 60000, SDS-PAGE Pseudomonas syringae

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
6.3.1.2 60
-
 stable for 1 h Pseudomonas syringae