1jbb

X-ray diffraction
2Å resolution

Ubiquitin Conjugating Enzyme, Ubc13

Released:

Function and Biology Details

Reaction catalysed:
S-ubiquitinyl-[E1 ubiquitin-activating enzyme]-L-cysteine + [E2 ubiquitin-conjugating enzyme]-L-cysteine = [E1 ubiquitin-activating enzyme]-L-cysteine + S-ubiquitinyl-[E2 ubiquitin-conjugating enzyme]-L-cysteine

Structure analysis Details

Assembly composition:
monomeric (preferred)
PDBe Complex ID:
PDB-CPX-156556 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ubiquitin-conjugating enzyme E2 13 Chains: A, B
Molecule details ›
Chains: A, B
Length: 153 amino acids
Theoretical weight: 17.49 KDa
Source organism: Saccharomyces cerevisiae
Expression system: Escherichia coli
UniProt:
  • Canonical: P52490 (Residues: 1-153; Coverage: 100%)
Gene names: UBC13, YD6652.04, YDR092W
Sequence domains: Ubiquitin-conjugating enzyme
Structure domains: Ubiquitin Conjugating Enzyme

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P21
Unit cell:
a: 25.96Å b: 129.39Å c: 42.92Å
α: 90° β: 96.42° γ: 90°
R-values:
R R work R free
0.183 0.183 0.255
Expression system: Escherichia coli