3cb4

X-ray diffraction
2.8Å resolution

The Crystal Structure of LepA

Released:
Source organism: Escherichia coli K-12
Primary publication:
The structure of LepA, the ribosomal back translocase.
Proc Natl Acad Sci U S A 105 4673-8 (2008)
PMID: 18362332

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-158097 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Elongation factor 4 Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 599 amino acids
Theoretical weight: 66.65 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P60785 (Residues: 1-599; Coverage: 100%)
Gene names: JW2553, b2569, lepA
Sequence domains:
Structure domains:

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X25, ALS BEAMLINE 8.2.2
Spacegroup: P21
Unit cell:
a: 97.96Å b: 146.243Å c: 139.317Å
α: 90° β: 100.6° γ: 90°
R-values:
R R work R free
0.249 0.246 0.295
Expression system: Escherichia coli BL21(DE3)