› 3por

X-ray diffraction
2.5Å resolution

PORIN CONFORMATION IN THE ABSENCE OF CALCIUM; REFINED STRUCTURE AT 2.5 ANGSTROMS RESOLUTION

Released:
DOI: 10.2210/pdb3por/pdb
PDB entry 3por coloured by chain, front view.
PDB entry 3por coloured by chain, side view.
PDB entry 3por coloured by chain, top view.
Source organism: Rhodobacter capsulatus
Primary publication:
Porin conformation in the absence of calcium. Refined structure at 2.5 A resolution.
Weiss MS, Schulz GE
J Mol Biol 231 817-24 (1993)
PMID: 7685826

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-151973 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Porin Chain: A
Molecule details ›
Chain: A
Length: 301 amino acids
Theoretical weight: 31.56 KDa
Source organism: Rhodobacter capsulatus
Expression system: Not provided
UniProt:
  • Canonical: P31243 (Residues: 1-301; Coverage: 100%)
Sequence domains: Gram-negative porin
Structure domains: Porin

Ligands and Environments

2 bound ligands:
Ligand C8E 1 x C8E
Ligand TRS 1 x TRS
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: R3
Unit cell:
a: 95.3Å b: 95.3Å c: 146.8Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.188 0.188 not available
Expression system: Not provided

Quick links

Citations

4 review citations

Modification of membrane permeability by animal viruses.
Carrasco L. (1995)
3 more

4 mentions without citation

Identification of surface-exposed components of MOMP of Chlamydia trachomatis serovar F.
Wang et al. (2006)
3 more