PDBe 1qko

X-ray diffraction
2.1Å resolution

HIGH RESOLUTION X-RAY STRUCTURE OF AN EARLY INTERMEDIATE IN THE BACTERIORHODOPSIN PHOTOCYCLE

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Bacteriorhodopsin Chain: A
Molecule details ›
Chain: A
Length: 248 amino acids
Theoretical weight: 26.81 KDa
Source organism: Halobacterium salinarum
UniProt:
  • Best match: P02945 (Residues: 14-261)
Gene names: VNG_1467G, bop

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-3
Spacegroup: P63
Unit cell:
a: 61.06Å b: 61.06Å c: 110.57Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.261 0.261 0.303