5tv4

Electron Microscopy
4.2Å resolution

3D cryo-EM reconstruction of nucleotide-free MsbA in lipid nanodisc

Released:
Source organism: Escherichia coli O157:H7
Primary publication:
Structural basis of MsbA-mediated lipopolysaccharide transport.
Nature 549 233-237 (2017)
PMID: 28869968
Related structures: EMD-8469

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
PDBe Complex ID:
PDB-CPX-158081 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
ATP-dependent lipid A-core flippase Chains: A, B
Molecule details ›
Chains: A, B
Length: 605 amino acids
Theoretical weight: 67.31 KDa
Source organism: Escherichia coli O157:H7
Expression system: Escherichia coli 'BL21-Gold(DE3)pLysS AG'
UniProt:
  • Canonical: P60752 (Residues: 1-582; Coverage: 100%)
Gene names: JW0897, b0914, msbA
Sequence domains:

Ligands and Environments

Carbohydrate polymer : NEW Components: PA1, KDO, GMH
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 4.2Å
Relevant EMDB volumes: EMD-8469
Expression system: Escherichia coli 'BL21-Gold(DE3)pLysS AG'