7tcg

Electron Microscopy
3.8Å resolution

BceAB nucleotide-free conformation

Released:
Primary publication:
Conformational snapshots of the bacitracin sensing and resistance transporter BceAB.
OpenAccess logo Proc Natl Acad Sci U S A 119 e2123268119 (2022)
PMID: 35349335
Related structures: EMD-25811

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-128580 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Bacitracin export permease protein BceB Chain: A
Molecule details ›
Chain: A
Length: 646 amino acids
Theoretical weight: 72.26 KDa
Source organism: Bacillus subtilis subsp. subtilis str. 168
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: O34741 (Residues: 1-646; Coverage: 100%)
Gene names: BSU30370, barD, bceB, ytsD
Sequence domains: FtsX-like permease family
Bacitracin export ATP-binding protein BceA Chains: B, C
Molecule details ›
Chains: B, C
Length: 261 amino acids
Theoretical weight: 29.25 KDa
Source organism: Bacillus subtilis subsp. subtilis str. 168
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: O34697 (Residues: 2-253; Coverage: 100%)
Gene names: BSU30380, barC, bceA, ytsC
Sequence domains: ABC transporter

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.8Å
Relevant EMDB volumes: EMD-25811
Expression system: Escherichia coli BL21(DE3)