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Literature summary extracted from

  • Suzuki, A.; Gadal, P.
    Glutamate synthase from rice leaves (1982), Plant Physiol., 69, 848-852.
    View publication on PubMedView publication on EuropePMC

Inhibitors

EC Number Inhibitors Comment Organism Structure
1.4.7.1 azaserine
-
Oryza sativa
1.4.7.1 Cd2+ 5 mM, 69% inhibition Oryza sativa
1.4.7.1 Co2+ 5 mM, 65% inhibition Oryza sativa
1.4.7.1 Mn2+ 5 mM, 45% inhibition Oryza sativa
1.4.7.1 Ni2+ 5 mM, 73% inhibition Oryza sativa

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.4.7.1 0.0055
-
reduced ferredoxin
-
Oryza sativa
1.4.7.1 0.33
-
2-oxoglutarate
-
Oryza sativa

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
1.4.7.1 chloroplast
-
Oryza sativa 9507
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
1.4.7.1 Ca2+ 1 mM, 6% activation Oryza sativa

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.4.7.1 115000
-
2 * 115000, SDS-PAGE Oryza sativa
1.4.7.1 224000
-
gel filtration Oryza sativa

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.4.7.1 L-glutamine + 2-oxoglutarate + reduced ferredoxin Oryza sativa
-
L-glutamate + oxidized ferredoxin
-
?

Organism

EC Number Organism UniProt Comment Textmining
1.4.7.1 Oryza sativa
-
rice
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.4.7.1 affinity chromatography on ferredoxin Sepharose Oryza sativa

Source Tissue

EC Number Source Tissue Comment Organism Textmining
1.4.7.1 leaf
-
Oryza sativa
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
1.4.7.1 35.88
-
-
Oryza sativa
1.4.7.1 35.9
-
-
Oryza sativa

Storage Stability

EC Number Storage Stability Organism
1.4.7.1 -20°C, 5 mM dithiothreitol, 20 days, 54% loss of activity Oryza sativa

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.4.7.1 L-glutamine + 2-oxoglutarate + reduced ferredoxin
-
Oryza sativa L-glutamate + oxidized ferredoxin
-
?
1.4.7.1 L-glutamine + 2-oxoglutarate + reduced ferredoxin + H+
-
Oryza sativa L-glutamate + oxidized ferredoxin
-
r
1.4.7.1 L-glutamine + 2-oxoglutarate + reduced methylviologen artificial elctron donor Oryza sativa L-glutamate + oxidized methylviologen
-
?

Subunits

EC Number Subunits Comment Organism
1.4.7.1 dimer 2 * 115000, SDS-PAGE Oryza sativa
1.4.7.1 monomer SDS-PAGE Oryza sativa

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
1.4.7.1 137
-
L-glutamine
-
Oryza sativa

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
1.4.7.1 7.3
-
-
Oryza sativa