4yjj

X-ray diffraction
2.7Å resolution

Crystal structure of Phycocyanin from marine cyanobacterium Phormidium rubidum sp. A09DM

Released:
Model geometry
Fit model/data
Source organism: Phormidium
Entry authors: Gupta GD, Kumar V, Sonani RR, Madamwar D

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
PDBe Complex ID:
PDB-CPX-101020 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Phycocyanin-Alpha subunit Chains: A, C
Molecule details ›
Chains: A, C
Length: 162 amino acids
Theoretical weight: 17.36 KDa
Source organism: Phormidium
UniProt:
  • Canonical: A0A0B6XLG9 (Residues: 1-154; Coverage: 100%)
Gene name: cpcA
Sequence domains: Phycobilisome protein
Structure domains: Phycocyanins
Phycocyanin-Beta subunit Chains: B, D
Molecule details ›
Chains: B, D
Length: 172 amino acids
Theoretical weight: 18.11 KDa
Source organism: Phormidium
UniProt:
  • Canonical: A0A0B6XLA1 (Residues: 1-172; Coverage: 100%)
Gene name: cpcB
Sequence domains: Phycobilisome protein
Structure domains: Phycocyanins

Ligands and Environments

1 bound ligand:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: OTHER
Spacegroup: P63
Unit cell:
a: 102.354Å b: 102.354Å c: 109.021Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.21 0.208 0.258