PDBe 5zq4

X-ray diffraction
2.22Å resolution


Primary publication:
Structural Insights into Non-canonical Ubiquitination Catalyzed by SidE.
Cell 173 1231-1243.e16 (2018)
PMID: 29731171

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Septation initiation protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 377 amino acids
Theoretical weight: 43.58 KDa
Source organism: Legionella pneumophila
Expression system: Escherichia coli
  • Canonical: NEW Q6BBR6 (Residues: 240-608; Coverage: 24%)
Gene names: C3927_00465, laiD
Ubiquitin Chains: C, D
Molecule details ›
Chains: C, D
Length: 78 amino acids
Theoretical weight: 8.72 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: NEW P0CG48 (Residues: 609-684; Coverage: 11%)
Gene name: UBC
Sequence domains: Ubiquitin family

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL18U1
Spacegroup: P21
Unit cell:
a: 95.417Å b: 55.384Å c: 98.435Å
α: 90° β: 110.22° γ: 90°
R R work R free
0.183 0.181 0.226
Expression system: Escherichia coli