› 2hq8

X-ray diffraction
1.8Å resolution

Crystal structure of coelenterazine-binding protein from renilla muelleri in the ca loaded apo form

Released:
DOI: 10.2210/pdb2hq8/pdb
PDB entry 2hq8 coloured by chain, front view.
PDB entry 2hq8 coloured by chain, side view.
PDB entry 2hq8 coloured by chain, top view.
Source organism: Renilla muelleri
Primary publication:
Crystal structure of coelenterazine-binding protein from Renilla muelleri at 1.7 A: why it is not a calcium-regulated photoprotein.
Stepanyuk GA, Liu ZJ, Markova SS, Frank LA, Lee J, Vysotski ES, Wang BC
Photochem Photobiol Sci 7 442-7 (2008)
PMID: 18385886

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-111878 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
EF-hand domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 186 amino acids
Theoretical weight: 20.85 KDa
Source organism: Renilla muelleri
Expression system: Escherichia coli
UniProt:
  • Canonical: C9V488 (Residues: 1-186; Coverage: 100%)
Gene name: CBP1
Sequence domains:
Structure domains: EF-hand

Ligands and Environments

1 bound ligand:
Ligand CA 6 x CA
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: P65
Unit cell:
a: 78.414Å b: 78.414Å c: 125.001Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.207 0.205 0.247
Expression system: Escherichia coli

Quick links

Citations

4 review citations

Light Technology for Efficient and Effective Photodynamic Therapy: A Critical Review.
Algorri et al. (2021)
3 more

2 mentions without citation

Robust structural analysis of native biological macromolecules from multi-crystal anomalous diffraction data.
Liu et al. (2013)
1 more