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Literature summary for 3.5.99.6 extracted from

  • Lara-Lemus, R.; Calcagno, M.L.
    Glucosamine-6-phosphate deaminase from beef kidney is an allosteric system of the V-type (1998), Biochim. Biophys. Acta, 1388, 1-9.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
N-acetylglucosamine 6-phosphate activates enzyme by increasing its kcat without any change in the Km values for D-glucosamine 6-phosphate Bos taurus

Inhibitors

Inhibitors Comment Organism Structure
2-deoxy-2-amino-D-glucitol 6-phosphate
-
Bos taurus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.65
-
D-glucosamine 6-phosphate pH 8.0, 30°C Bos taurus
3.7
-
NH4+ pH 7.5, 30°C Bos taurus
5.9
-
D-fructose 6-phosphate pH 7.5, 30°C Bos taurus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
32500
-
1 * 32500, SDS-PAGE Bos taurus
210000
-
gel filtration Bos taurus

Organism

Organism UniProt Comment Textmining
Bos taurus
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Bos taurus

Source Tissue

Source Tissue Comment Organism Textmining
kidney cortex Bos taurus
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-glucosamine 6-phosphate + H2O
-
Bos taurus D-fructose 6-phosphate + NH3
-
r

Subunits

Subunits Comment Organism
monomer 1 * 32500, SDS-PAGE Bos taurus

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
0.37
-
D-glucosamine 6-phosphate pH 8.0, 30°C Bos taurus
5.8
-
D-fructose 6-phosphate pH 7.5, 30°C Bos taurus
61.6
-
D-glucosamine 6-phosphate pH 8.0, 30°C, in presence of N-acetylglucosamine 6-phosphate Bos taurus

Ki Value [mM]

Ki Value [mM] Ki Value maximum [mM] Inhibitor Comment Organism Structure
0.0041
-
2-deoxy-2-amino D-glucitol 6-phosphate pH 7.7, 30°C Bos taurus

pI Value

Organism Comment pI Value Maximum pI Value
Bos taurus electrofocusing on polyacrylamide gels
-
5.9