PDBe 1el4

X-ray diffraction
1.73Å resolution

STRUCTURE OF THE CALCIUM-REGULATED PHOTOPROTEIN OBELIN DETERMINED BY SULFUR SAS

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Obelin Chain: A
Molecule details ›
Chain: A
Length: 195 amino acids
Theoretical weight: 22.25 KDa
Source organism: Obelia longissima
Expression system: Escherichia coli
UniProt:
  • Canonical: Q27709 (Residues: 1-195; Coverage: 100%)
Sequence domains:
Structure domains: EF-hand

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 17-ID
Spacegroup: P62
Unit cell:
a: 81.562Å b: 81.562Å c: 86.088Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.191 0.188 0.205
Expression system: Escherichia coli