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Literature summary for 5.3.1.9 extracted from

  • Tsuboi, K.K.; Fukunaga, K.
    Phosphoglucose isomerase from human erythrocyte. Preparation and properties (1971), J. Biol. Chem., 246, 7586-7594.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
6-phosphogluconate
-
Homo sapiens

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0186
-
fructose 6-phosphate isomerase a Homo sapiens
0.0205
-
fructose 6-phosphate isomerase c Homo sapiens
0.0213
-
fructose 6-phosphate isomerase b Homo sapiens

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
70700
-
2 * 70700, isomerase A, SDS-PAGE Homo sapiens
125000
-
isomerase a, sedimentation equilibrium analysis Homo sapiens

Organism

Organism UniProt Comment Textmining
Homo sapiens
-
-
-

Purification (Commentary)

Purification (Comment) Organism
3 enzyme forms: isomerase a, b, and c Homo sapiens

Source Tissue

Source Tissue Comment Organism Textmining
erythrocyte
-
Homo sapiens
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
500
-
D-glucose 6-phosphate formation, isomerase c Homo sapiens
600
-
D-glucose 6-phosphate formation, isomerase b Homo sapiens
870
-
D-glucose 6-phosphate formation, isomerase a Homo sapiens

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
Fructose 6-phosphate
-
Homo sapiens Glucose 6-phosphate
-
?

Subunits

Subunits Comment Organism
dimer 2 * 70700, isomerase A, SDS-PAGE Homo sapiens

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
3330
-
fructose 6-phosphate isomerase a Homo sapiens