2pkq

X-ray diffraction
3.6Å resolution

Crystal structure of the photosynthetic A2B2-glyceraldehyde-3-phosphate dehydrogenase, complexed with NADP

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-146343 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Glyceraldehyde-3-phosphate dehydrogenase B, chloroplastic Chains: O, Q, T
Molecule details ›
Chains: O, Q, T
Length: 368 amino acids
Theoretical weight: 39.4 KDa
Source organism: Spinacia oleracea
UniProt:
  • Canonical: P12860 (Residues: 84-451; Coverage: 82%)
Gene names: GAPB, GPB1
Sequence domains:
Structure domains:
Glyceraldehyde-3-phosphate dehydrogenase A, chloroplastic Chains: P, R, S
Molecule details ›
Chains: P, R, S
Length: 337 amino acids
Theoretical weight: 36.26 KDa
Source organism: Spinacia oleracea
UniProt:
  • Canonical: P19866 (Residues: 66-401; Coverage: 84%)
Gene names: GAPA, GPA1
Sequence domains:
Structure domains:

Ligands and Environments


Cofactor: Ligand NDP 6 x NDP
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2, ELETTRA BEAMLINE 5.2R
Spacegroup: C2
Unit cell:
a: 186.147Å b: 215.687Å c: 81.469Å
α: 90° β: 102.52° γ: 90°
R-values:
R R work R free
0.261 0.261 0.292