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Literature summary for 1.2.1.12 extracted from

  • Duggleby, R.G.; Dennis, D.T.
    Glyceraldehyde-3-phosphate dehydrogenase from pea seeds (1982), Methods Enzymol., 89, 319-325.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
3-phospho-D-glyceroyl phosphate
-
Pisum sativum
D-glyceraldehyde 3-phosphate substrate inhibition Pisum sativum
NAD+ substrate inhibition Pisum sativum
NADH competitive with NAD+ and with D-glyceraldehyde 3-phosphate Pisum sativum
phosphate substrate inhibition Pisum sativum

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
145000
-
velocity sedimentation Pisum sativum

Organism

Organism UniProt Comment Textmining
Pisum sativum
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Pisum sativum

Source Tissue

Source Tissue Comment Organism Textmining
seed
-
Pisum sativum
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Pisum sativum

Storage Stability

Storage Stability Organism
0-4°C, no substantial loss of activity after several months Pisum sativum

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3-phospho-D-glyceroyl phosphate + NADH
-
Pisum sativum D-glyceraldehyde 3-phosphate + phosphate + NAD+
-
r
D-glyceraldehyde 3-phosphate + phosphate + NAD+
-
Pisum sativum 3-phospho-D-glyceroyl phosphate + NADH
-
r
D-glyceraldehyde 3-phosphate + thio-NAD+ + phosphate thionicotinamide adenine dinucleotide is not as effective as NAD+ Pisum sativum 3-phospho-D-glyceroyl phosphate + thio-NADH
-
?

Subunits

Subunits Comment Organism
tetramer 4 * 36000-37000, SDS-PAGE Pisum sativum

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5 9
-
Pisum sativum

Cofactor

Cofactor Comment Organism Structure
NAD+ contains 0.5-0.7 mol of NAD+ per mol of subunit Pisum sativum
NADH cofactor Pisum sativum
thio-NAD+ thionicotinamide adenine dinucleotide is not as effective as NAD+ Pisum sativum