PDBe 4zqs

X-ray diffraction
1.8Å resolution

New compact conformation of linear Ub2 structure


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Ubiquitin Chains: A, B
Molecule details ›
Chains: A, B
Length: 157 amino acids
Theoretical weight: 17.54 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P0CG48 (Residues: 533-684; Coverage: 22%)
Gene name: UBC
Sequence domains: Ubiquitin family

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PAL/PLS BEAMLINE 5C (4A)
Spacegroup: P1
Unit cell:
a: 32.711Å b: 40.973Å c: 47.58Å
α: 94.78° β: 92.56° γ: 99.22°
R R work R free
0.199 0.196 0.232
Expression system: Escherichia coli BL21(DE3)