1ktp

X-ray diffraction
1.6Å resolution

Crystal structure of c-phycocyanin of synechococcus vulcanus at 1.6 angstroms

Released:

Function and Biology Details

Structure analysis Details

Assemblies composition:
hetero dimer (preferred)
hetero dodecamer
hetero hexamer
hetero tetramer
PDBe Complex ID:
PDB-CPX-156111 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
C-phycocyanin alpha subunit Chain: A
Molecule details ›
Chain: A
Length: 162 amino acids
Theoretical weight: 17.47 KDa
Source organism: Thermostichus vulcanus
Expression system: Escherichia coli
UniProt:
  • Canonical: P50032 (Residues: 1-162; Coverage: 100%)
Gene names: cpcA, tlr1958
Sequence domains: Phycobilisome protein
Structure domains: Phycocyanins
C-phycocyanin beta subunit Chain: B
Molecule details ›
Chain: B
Length: 172 amino acids
Theoretical weight: 18.22 KDa
Source organism: Thermostichus vulcanus
Expression system: Not provided
UniProt:
  • Canonical: P50033 (Residues: 1-172; Coverage: 100%)
Gene names: cpcB, tlr1957
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: CHESS BEAMLINE A1
Spacegroup: R32
Unit cell:
a: 186.346Å b: 186.346Å c: 59.26Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.216 0.216 0.247
Expression systems:
  • Escherichia coli
  • Not provided