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Literature summary for 1.2.1.12 extracted from

  • Byers, L.D.
    Glyceraldehyde-3-phosphate dehydrogenase from yeast (1982), Methods Enzymol., 89, 326-335.
    View publication on PubMed

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.1
-
NAD+
-
Saccharomyces cerevisiae
0.6
-
D-glyceraldehyde 3-phosphate
-
Saccharomyces cerevisiae
1.5
-
phosphate
-
Saccharomyces cerevisiae

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
35000
-
4 * 35000, SDS-PAGE Saccharomyces cerevisiae
145000
-
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.
3-phospho-D-glyceroyl phosphate + NADH
-
Saccharomyces cerevisiae D-glyceraldehyde 3-phosphate + phosphate + NAD+
-
r
D-glyceraldehyde 3-phosphate + 3-acetylpyridine NAD+ + phosphate
-
Saccharomyces cerevisiae 3-phospho-D-glyceroyl phosphate + ?
-
?
D-glyceraldehyde 3-phosphate + arsenate + NAD+
-
Saccharomyces cerevisiae 3-phospho-D-glyceroyl arsenate + NADH
-
ir
D-glyceraldehyde 3-phosphate + phosphate + NAD+
-
Saccharomyces cerevisiae 3-phospho-D-glyceroyl phosphate + NADH
-
r

Subunits

Subunits Comment Organism
tetramer 4 * 35000, SDS-PAGE Saccharomyces cerevisiae

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
27
-
pH 8.5, half-life: 2 days Saccharomyces cerevisiae
50
-
pH 7.5, half-life: 3 h Saccharomyces cerevisiae

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
16.7
-
D-glyceraldehyde 3-phosphate
-
Saccharomyces cerevisiae

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5
-
phosphorolysis and arsenolysis Saccharomyces cerevisiae

pH Stability

pH Stability pH Stability Maximum Comment Organism
4.5 11 rapid inactivation below pH 4.5 and above pH 11.0 Saccharomyces cerevisiae
8.5
-
27°C, half-life: 2 days Saccharomyces cerevisiae

Cofactor

Cofactor Comment Organism Structure
3-acetylpyridine-NAD+
-
Saccharomyces cerevisiae
NAD+ weak binding of NAD+ to the enzyme Saccharomyces cerevisiae
NADH cofactor Saccharomyces cerevisiae