X-ray diffraction
1.86Å resolution

Structure of human testis-specific glyceraldehyde-3-phosphate dehydrogenase apo form


Function and Biology Details

Reaction catalysed:
D-glyceraldehyde 3-phosphate + phosphate + NAD(+) = 3-phospho-D-glyceroyl phosphate + NADH
Biochemical function:
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Glyceraldehyde-3-phosphate dehydrogenase, testis-specific Chains: O, R
Molecule details ›
Chains: O, R
Length: 336 amino acids
Theoretical weight: 36.74 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: O14556 (Residues: 74-407; Coverage: 82%)
Gene names: GAPD2, GAPDH2, GAPDHS, GAPDS, HSD-35, HSD35
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: P3121
Unit cell:
a: 86.888Å b: 86.888Å c: 159.606Å
α: 90° β: 90° γ: 120°
R R work R free
0.188 0.186 0.227
Expression system: Escherichia coli