› 1bm1

X-ray diffraction
3.5Å resolution

CRYSTAL STRUCTURE OF BACTERIORHODOPSIN IN THE LIGHT-ADAPTED STATE

Released:
DOI: 10.2210/pdb1bm1/pdb
PDB entry 1bm1 coloured by chain, front view.
PDB entry 1bm1 coloured by chain, side view.
PDB entry 1bm1 coloured by chain, top view.
Source organism: Halobacterium salinarum
Primary publication:
Specific lipid-protein interactions in a novel honeycomb lattice structure of bacteriorhodopsin.
Sato H, Takeda K, Tani K, Hino T, Okada T, Nakasako M, Kamiya N, Kouyama T
Acta Crystallogr D Biol Crystallogr 55 1251-6 (1999)
PMID: 10393291

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-136413 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Bacteriorhodopsin Chain: A
Molecule details ›
Chain: A
Length: 248 amino acids
Theoretical weight: 26.8 KDa
Source organism: Halobacterium salinarum
UniProt:
  • Canonical: P02945 (Residues: 14-261; Coverage: 95%)
Gene names: VNG_1467G, bop
Sequence domains: Bacteriorhodopsin-like protein
Structure domains: Rhodopsin 7-helix transmembrane proteins

Ligands and Environments

2 bound ligands:
Ligand RET 1 x RET
Ligand DPG 1 x DPG
1 modified residue:
Ligand PCA 1 x PCA

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-18B
Spacegroup: P622
Unit cell:
a: 104.7Å b: 104.7Å c: 114.1Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.26 0.26 0.311

Quick links

Citations

10 review citations

Bacteriorhodopsin: a high-resolution structural view of vectorial proton transport.
Neutze et al. (2002)
9 more

6 mentions without citation

Transmembrane helix uniformity examined by spectral mapping of torsion angles.
Page et al. (2008)
5 more