› 2vjr

X-ray diffraction
2.6Å resolution

The structure of phycocyanin from Gloeobacter violaceus

Released:
DOI: 10.2210/pdb2vjr/pdb
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PDB entry 2vjr coloured by chain, front view.
PDB entry 2vjr coloured by chain, side view.
PDB entry 2vjr coloured by chain, top view.
Source organism: Gloeobacter violaceus
Entry authors: Murray JW, Benson S, Nield J, Barber J

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
hetero dodecamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-181708 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Phycocyanin alpha chain Chain: A
Molecule details ›
Chain: A
Length: 162 amino acids
Theoretical weight: 17.68 KDa
Source organism: Gloeobacter violaceus
UniProt:
  • Canonical: Q7M7F7 (Residues: 1-162; Coverage: 100%)
Gene name: cpcA
Sequence domains: Phycobilisome protein
Structure domains: Phycocyanins
Phycocyanin beta chain Chain: B
Molecule details ›
Chain: B
Length: 172 amino acids
Theoretical weight: 18.48 KDa
Source organism: Gloeobacter violaceus
UniProt:
  • Canonical: Q7M7C7 (Residues: 1-172; Coverage: 100%)
Gene name: cpcB
Sequence domains: Phycobilisome protein
Structure domains: Phycocyanins

Ligands and Environments

1 bound ligand:
Ligand CYC 3 x CYC
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX10.1
Spacegroup: P6322
Unit cell:
a: 117.538Å b: 117.538Å c: 116.163Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.21 0.207 0.266

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