4f0k

X-ray diffraction
2.05Å resolution

UNACTIVATED RUBISCO with MAGNESIUM AND CARBON DIOXIDE BOUND

Released:
Source organism: Galdieria sulphuraria
Primary publication:
Structural mechanism of RuBisCO activation by carbamylation of the active site lysine.
Proc Natl Acad Sci U S A 109 18785-90 (2012)
PMID: 23112176

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexadecamer (preferred)
PDBe Complex ID:
PDB-CPX-150057 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Ribulose bisphosphate carboxylase large chain Chain: A
Ribulose bisphosphate carboxylase small subunit Chain: B
Molecule details ›
Chain: B
Length: 138 amino acids
Theoretical weight: 16.23 KDa
Source organism: Galdieria sulphuraria
UniProt:
  • Canonical: P23756 (Residues: 1-138; Coverage: 100%)
Gene name: rbcS
Sequence domains: Ribulose bisphosphate carboxylase, small chain
Structure domains: Ribulose bisphosphate carboxylase, small subunit

Ligands and Environments

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU MICROMAX-007
Spacegroup: I422
Unit cell:
a: 136.136Å b: 136.136Å c: 121.287Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.181 0.178 0.241