3b5x

X-ray diffraction
5.5Å resolution

Crystal Structure of MsbA from Vibrio cholerae

Released:
Source organism: Vibrio cholerae
Primary publication:
Flexibility in the ABC transporter MsbA: Alternating access with a twist.
Proc Natl Acad Sci U S A 104 19005-10 (2007)
PMID: 18024585

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-192050 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
ATP-dependent lipid A-core flippase Chains: A, B
Molecule details ›
Chains: A, B
Length: 582 amino acids
Theoretical weight: 64.62 KDa
Source organism: Vibrio cholerae
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: Q9KQW9 (Residues: 1-582; Coverage: 100%)
Gene names: VC_1878, msbA
Sequence domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ALS BEAMLINE 5.0.2
Spacegroup: P212121
Unit cell:
a: 120.59Å b: 150.42Å c: 148.88Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.348 0.348 0.36
Expression system: Escherichia coli BL21