› 2iww

X-ray diffraction
2.7Å resolution

Structure of the monomeric outer membrane porin OmpG in the open and closed conformation

Released:
DOI: 10.2210/pdb2iww/pdb
PDB entry 2iww coloured by chain, front view.
PDB entry 2iww coloured by chain, side view.
PDB entry 2iww coloured by chain, top view.
Source organism: Escherichia coli K-12
Primary publication:
Structure of the monomeric outer-membrane porin OmpG in the open and closed conformation.
Yildiz O, Vinothkumar KR, Goswami P, Kühlbrandt W
EMBO J 25 3702-13 (2006)
PMID: 16888630

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-160039 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Outer membrane porin G Chains: A, B
Molecule details ›
Chains: A, B
Length: 281 amino acids
Theoretical weight: 32.94 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P76045 (Residues: 22-301; Coverage: 100%)
Gene names: JW1312, b1319, ompG
Sequence domains: Outer membrane protein G (OmpG)
Structure domains: monomeric porin ompg

Ligands and Environments

3 bound ligands:
Ligand BGC 4 x BGC
Ligand LDA 1 x LDA
Ligand BOG 12 x BOG
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X10SA
Spacegroup: P212121
Unit cell:
a: 70.38Å b: 71.14Å c: 191.61Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.248 0.245 0.301
Expression system: Escherichia coli BL21(DE3)

Quick links

Citations

17 review citations

Structure and mechanics of membrane proteins.
Engel et al. (2008)
16 more

23 mentions without citation

The structural biology of β-barrel membrane proteins: a summary of recent reports.
Fairman et al. (2011)
22 more