2vjh

X-ray diffraction
2.2Å resolution

The structure of Phycoerythrin from Gloeobacter violaceus

Released:
Model geometry
Fit model/data
Source organism: Gloeobacter violaceus
Entry authors: Murray JW, Benson S, Nield J, Barber J

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dodecamer (preferred)
PDBe Complex ID:
PDB-CPX-181813 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Phycoerythrin alpha chain Chains: A, C
Molecule details ›
Chains: A, C
Length: 164 amino acids
Theoretical weight: 17.68 KDa
Source organism: Gloeobacter violaceus
UniProt:
  • Canonical: Q7NLD7 (Residues: 1-164; Coverage: 100%)
Gene name: cpeA
Sequence domains: Phycobilisome protein
Structure domains: Phycocyanins
Phycoerythrin beta subunit Chains: B, D
Molecule details ›
Chains: B, D
Length: 177 amino acids
Theoretical weight: 18.46 KDa
Source organism: Gloeobacter violaceus
UniProt:
  • Canonical: Q7NLD6 (Residues: 1-177; Coverage: 100%)
Gene name: cpeB
Sequence domains: Phycobilisome protein
Structure domains: Phycocyanins

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SRS BEAMLINE PX10.1
Spacegroup: P213
Unit cell:
a: 155.829Å b: 155.829Å c: 155.829Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.155 0.153 0.186