3hcu

X-ray diffraction
2.6Å resolution

Crystal structure of TRAF6 in complex with Ubc13 in the C2 space group

Released:
Source organism: Homo sapiens

Function and Biology Details

Reactions catalysed:
S-ubiquitinyl-[E2 ubiquitin-conjugating enzyme]-L-cysteine + [acceptor protein]-L-lysine = [E2 ubiquitin-conjugating enzyme]-L-cysteine + N(6)-ubiquitinyl-[acceptor protein]-L-lysine
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
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-158216 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
TNF receptor-associated factor 6 Chains: A, C
Molecule details ›
Chains: A, C
Length: 118 amino acids
Theoretical weight: 13.78 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9Y4K3 (Residues: 50-159; Coverage: 21%)
Gene names: RNF85, TRAF6
Sequence domains: Zinc finger, C3HC4 type (RING finger)
Structure domains: Zinc/RING finger domain, C3HC4 (zinc finger)
Ubiquitin-conjugating enzyme E2 N Chains: B, D
Molecule details ›
Chains: B, D
Length: 155 amino acids
Theoretical weight: 17.44 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P61088 (Residues: 1-152; Coverage: 100%)
Gene names: BLU, UBE2N
Sequence domains: Ubiquitin-conjugating enzyme
Structure domains: Ubiquitin Conjugating Enzyme

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X4A
Spacegroup: C2
Unit cell:
a: 130.493Å b: 41.387Å c: 123.745Å
α: 90° β: 116.2° γ: 90°
R-values:
R R work R free
0.256 0.256 0.333
Expression system: Escherichia coli