PDBe 3b5w

X-ray diffraction
5.3Å resolution

Crystal Structure of Eschericia coli MsbA

Released:
Source organism: Escherichia coli
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)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Lipid A export ATP-binding/permease protein MsbA Chains: A, B, C, D, E, F, G, H
Molecule details ›
Chains: A, B, C, D, E, F, G, H
Length: 582 amino acids
Theoretical weight: 64.53 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P60752 (Residues: 1-582; Coverage: 100%)
Gene names: JW0897, b0914, msbA
Sequence domains:

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P1
Unit cell:
a: 107.79Å b: 126.07Å c: 206.56Å
α: 83.47° β: 76.25° γ: 84.07°
R-values:
R R work R free
0.276 0.276 0.311
Expression system: Escherichia coli BL21