› 1pho

X-ray diffraction
3Å resolution

CRYSTAL STRUCTURES EXPLAIN FUNCTIONAL PROPERTIES OF TWO E. COLI PORINS

Released:
DOI: 10.2210/pdb1pho/pdb
PDB entry 1pho coloured by chain, front view.
PDB entry 1pho coloured by chain, side view.
PDB entry 1pho coloured by chain, top view.
Source organism: Escherichia coli
Primary publication:
Crystal structures explain functional properties of two E. coli porins.
Cowan SW, Schirmer T, Rummel G, Steiert M, Ghosh R, Pauptit RA, Jansonius JN, Rosenbusch JP
Nature 358 727-33 (1992)
PMID: 1380671

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-136405 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Outer membrane porin PhoE Chain: A
Molecule details ›
Chain: A
Length: 330 amino acids
Theoretical weight: 36.87 KDa
Source organism: Escherichia coli
Expression system: Not provided
UniProt:
  • Canonical: P02932 (Residues: 22-351; Coverage: 100%)
Gene names: JW0231, b0241, ompE, phoE
Sequence domains: Gram-negative porin
Structure domains: Porin

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P321
Unit cell:
a: 119.9Å b: 119.9Å c: 51.9Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.222 0.222 not available
Expression system: Not provided

Quick links

Citations

153 review citations

Molecular basis of bacterial outer membrane permeability revisited.
Nikaido H. (2003)
152 more

29 mentions without citation

A functional-phylogenetic classification system for transmembrane solute transporters.
Saier MH. (2000)
28 more