PDBe 2vrr

X-ray diffraction
2.22Å resolution

Structure of SUMO modified Ubc9


Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
SUMO-conjugating enzyme UBC9 Chain: A
Molecule details ›
Chain: A
Length: 158 amino acids
Theoretical weight: 18.03 KDa
Source organism: Mus musculus
Expression system: Escherichia coli BL21(DE3)
  • Canonical: NEW P63280 (Residues: 1-158; Coverage: 100%)
Gene names: Ubc9, Ubce2i, Ubce9, Ube2i
Sequence domains: Ubiquitin-conjugating enzyme
Structure domains: Ubiquitin Conjugating Enzyme
Small ubiquitin-related modifier 1 Chain: B
Molecule details ›
Chain: B
Length: 79 amino acids
Theoretical weight: 9.23 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: NEW P63165 (Residues: 20-97; Coverage: 77%)
Gene names: OK/SW-cl.43, SMT3C, SMT3H3, SUMO1, UBL1
Sequence domains: Ubiquitin-2 like Rad60 SUMO-like
Structure domains: Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1

Ligands and Environments

2 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ENRAF-NONIUS FR591
Spacegroup: P212121
Unit cell:
a: 27.52Å b: 66.61Å c: 122.579Å
α: 90° β: 90° γ: 90°
R R work R free
0.175 0.171 0.256
Expression system: Escherichia coli BL21(DE3)