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Literature summary for 5.5.1.4 extracted from

  • Donahue, T.F.; Henry, S.A.
    myo-Inositol-1-phosphate synthase. Characteristics of the enzyme and identification of its structural gene in yeast (1981), J. Biol. Chem., 256, 7077-7085.
    View publication on PubMed
Search for more literature for 5.5.1.4

Activating Compound

Activating Compound Comment Organism Structure
NH4+ 21.5fold stimulation Saccharomyces cerevisiae

Inhibitors

Inhibitors Comment Organism Structure
2-deoxy-D-glucose 6-phosphate
-
 Saccharomyces cerevisiae

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
1.18
-
 D-glucose 6-phosphate
-
 Saccharomyces cerevisiae

Metals/Ions

Metals/Ions Comment Organism Structure
K+ slight stimulation Saccharomyces cerevisiae
Na+ slight stimulation Saccharomyces cerevisiae

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
62000
-
 x * 62000, SDS-PAGE Saccharomyces cerevisiae
240000
-
 gel filtration Saccharomyces cerevisiae

Organism

Organism UniProt Comment Textmining
Saccharomyces cerevisiae
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
 Saccharomyces cerevisiae

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
 Saccharomyces cerevisiae

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
D-Glucose 6-phosphate
-
 Saccharomyces cerevisiae L-myo-Inositol 1-phosphate
-
 ?

Subunits

Subunits Comment Organism
? x * 62000, SDS-PAGE Saccharomyces cerevisiae

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7
-
-
 Saccharomyces cerevisiae

Cofactor

Cofactor Comment Organism Structure
NAD+ cofactor, Km: 0.008 mM Saccharomyces cerevisiae