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Literature summary for 3.5.99.6 extracted from

  • Tanaka, T.; Takahashi, F.; Fukui, T.; Fujiwara, S.; Atomi, H.; Imanaka, T.
    Characterization of a novel glucosamine-6-phosphate deaminase from a hyperthermophilic archaeon (2005), J. Bacteriol., 187, 7038-7044.
    View publication on PubMedView publication on EuropePMC

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
additional information no homotropic allosteric properties Thermococcus kodakarensis
0.339
-
D-glucosamine 6-phosphate pH 7.3, 60°C Thermococcus kodakarensis
1.1
-
D-fructose 6-phosphate pH 7.3, 60°C Thermococcus kodakarensis
17
-
NH3 pH 7.3, 60°C Thermococcus kodakarensis

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
37300
-
2 * 37300, SDS-PAGE Thermococcus kodakarensis
71800
-
gel filtration Thermococcus kodakarensis

Organism

Organism UniProt Comment Textmining
Thermococcus kodakarensis
-
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-fructose 6-phosphate + NH3 deamination reaction is preferred over amination/isomerization Thermococcus kodakarensis D-glucosamine 6-phosphate + H2O
-
r
D-glucosamine 6-phosphate + H2O deamination reaction is preferred over amination/isomerization Thermococcus kodakarensis D-fructose 6-phosphate + NH3
-
r

Subunits

Subunits Comment Organism
dimer 2 * 37300, SDS-PAGE Thermococcus kodakarensis

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
95 100
-
Thermococcus kodakarensis

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
80
-
half-life 103 min Thermococcus kodakarensis
90
-
half-life 19 min Thermococcus kodakarensis

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
39.6
-
NH3 pH 7.3, 60°C Thermococcus kodakarensis
44.2
-
D-fructose 6-phosphate pH 7.3, 60°C Thermococcus kodakarensis
97.5
-
D-glucosamine 6-phosphate pH 7.3, 60°C Thermococcus kodakarensis

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8 8.5 both amination and deamination reaction Thermococcus kodakarensis