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Literature summary extracted from

  • Ji, M.; Barnwell, C.V.; Grunden, A.M.
    Characterization of recombinant glutathione reductase from the psychrophilic Antarctic bacterium Colwellia psychrerythraea (2015), Extremophiles, 19, 863-874 .
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
1.8.1.7 expression in Escherichia coli Colwellia psychrerythraea

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.8.1.7 0.0045
-
NADPH 4°C, pH not specified in the publication Colwellia psychrerythraea
1.8.1.7 0.0109
-
NADPH 25°C, pH not specified in the publication Colwellia psychrerythraea

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
1.8.1.7 95240
-
gel filtration Colwellia psychrerythraea

Organism

EC Number Organism UniProt Comment Textmining
1.8.1.7 Colwellia psychrerythraea
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
1.8.1.7 color of the purified enzyme is yellow, and it has an absorption spectrum characteristic of flavoproteins Colwellia psychrerythraea

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.8.1.7 glutathione disulfide + NADPH + H+
-
Colwellia psychrerythraea glutathione + NADP+
-
?

Subunits

EC Number Subunits Comment Organism
1.8.1.7 dimer 2 * 50000, SDS-PAGE, 2 * 48700, MALDI-TOF Colwellia psychrerythraea

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
1.8.1.7 45
-
3 h, 75% resiudal activity Colwellia psychrerythraea
1.8.1.7 50
-
half-life 40 min Colwellia psychrerythraea
1.8.1.7 55
-
half-life 8 min Colwellia psychrerythraea
1.8.1.7 60
-
half-life below 2 min Colwellia psychrerythraea

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
1.8.1.7 217
-
NADPH 4°C, pH not specified in the publication Colwellia psychrerythraea
1.8.1.7 700
-
NADPH 25°C, pH not specified in the publication Colwellia psychrerythraea

Cofactor

EC Number Cofactor Comment Organism Structure
1.8.1.7 FAD color of the purified enzyme is yellow, and it has an absorption spectrum characteristic of flavoproteins Colwellia psychrerythraea
1.8.1.7 NADPH
-
Colwellia psychrerythraea

General Information

EC Number General Information Comment Organism
1.8.1.7 physiological function gene is able to complement an Escherichia coli glutathione reductase deletion strain in oxidative stress growth assays Colwellia psychrerythraea

kcat/KM [mM/s]

EC Number kcat/KM Value [1/mMs-1] kcat/KM Value Maximum [1/mMs-1] Substrate Comment Organism Structure
1.8.1.7 46.7
-
NADPH 4°C, pH not specified in the publication Colwellia psychrerythraea
1.8.1.7 63.3
-
NADPH 25°C, pH not specified in the publication Colwellia psychrerythraea