› 1aar

X-ray diffraction
2.3Å resolution

STRUCTURE OF A DIUBIQUITIN CONJUGATE AND A MODEL FOR INTERACTION WITH UBIQUITIN CONJUGATING ENZYME (E2)

Released:
DOI: 10.2210/pdb1aar/pdb
PDB entry 1aar coloured by chain, front view.
PDB entry 1aar coloured by chain, side view.
PDB entry 1aar coloured by chain, top view.
Source organism: Bos taurus
Primary publication:
Structure of a diubiquitin conjugate and a model for interaction with ubiquitin conjugating enzyme (E2).
Cook WJ, Jeffrey LC, Carson M, Chen Z, Pickart CM
J Biol Chem 267 16467-71 (1992)
PMID: 1322903

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-143490 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Ubiquitin Chains: A, B
Molecule details ›
Chains: A, B
Length: 76 amino acids
Theoretical weight: 8.58 KDa
Source organism: Bos taurus
Expression system: Not provided
UniProt:
  • Canonical: P0CH28 (Residues: 609-684; Coverage: 11%)
Gene name: UBC
Sequence domains: Ubiquitin family
Structure domains: Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P1
Unit cell:
a: 32.1Å b: 46.2Å c: 25.4Å
α: 105.9° β: 113.3° γ: 69.7°
R-values:
R R work R free
0.19 0.19 not available
Expression system: Not provided

Quick links

Citations

25 review citations

The 26S proteasome: a molecular machine designed for controlled proteolysis.
Voges et al. (1999)
24 more

65 mentions without citation

Ubiquitin-binding domains - from structures to functions.
Dikic et al. (2009)
64 more