1nbo

X-ray diffraction
2.6Å resolution

The dual coenzyme specificity of photosynthetic glyceraldehyde-3-phosphate dehydrogenase interpreted by the crystal structure of A4 isoform complexed with NAD

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
PDBe Complex ID:
PDB-CPX-148772 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Glyceraldehyde-3-phosphate dehydrogenase A, chloroplastic Chains: A, B, O
Molecule details ›
Chains: A, B, O
Length: 337 amino acids
Theoretical weight: 36.26 KDa
Source organism: Spinacia oleracea
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P19866 (Residues: 66-401; Coverage: 84%)
Gene names: GAPA, GPA1
Sequence domains:
Structure domains:

Ligands and Environments


Cofactor: Ligand NAD 3 x NAD
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ELETTRA BEAMLINE 5.2R
Spacegroup: C222
Unit cell:
a: 140.644Å b: 185.652Å c: 106.446Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.203 0.203 0.245
Expression system: Escherichia coli BL21(DE3)