› 7xjc

X-ray diffraction
1.33Å resolution

Crystal structure of bacteriorhodopsin in the ground and K states after green laser irradiation

Released:
DOI: 10.2210/pdb7xjc/pdb
PDB entry 7xjc coloured by chain, front view.
PDB entry 7xjc coloured by chain, side view.
PDB entry 7xjc coloured by chain, top view.
Source organism: Halobacterium salinarum NRC-1
Primary publication:
Detailed analysis of distorted retinal and its interaction with surrounding residues in the K intermediate of bacteriorhodopsin
Taguchi S, Niwa S, Dao HA, Tanaka Y, Takeda R, Fukai S, Hasegawa K, Takeda K
Commun Biol 6 190- (2023)

Function and Biology Details

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

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: 230 amino acids
Theoretical weight: 25.19 KDa
Source organism: Halobacterium salinarum NRC-1
UniProt:
  • Canonical: P02945 (Residues: 18-247; Coverage: 88%)
Gene names: VNG_1467G, bop
Sequence domains: Bacteriorhodopsin-like protein

Ligands and Environments

3 bound ligands:
Ligand RET 1 x RET
Ligand L2P 14 x L2P
Ligand SQU 4 x SQU
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL41XU
Spacegroup: P63
Unit cell:
a: 60.57Å b: 60.57Å c: 110.89Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.131 0.131 0.172

Quick links