5ohp

X-ray diffraction
2.8Å resolution

Crystal structure of USP30 (C77A) in complex with Lys6-linked diubiquitin

Released:
Source organism: Homo sapiens
Primary publication:
Mechanism and regulation of the Lys6-selective deubiquitinase USP30.
OpenAccess logo Nat Struct Mol Biol 24 920-930 (2017)
PMID: 28945249

Function and Biology Details

Reaction catalysed:
Thiol-dependent hydrolysis of ester, thioester, amide, peptide and isopeptide bonds formed by the C-terminal Gly of ubiquitin (a 76-residue protein attached to proteins as an intracellular targeting signal).
Biological process:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-533794 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Ubiquitin carboxyl-terminal hydrolase 30 Chain: A
Molecule details ›
Chain: A
Length: 336 amino acids
Theoretical weight: 38.44 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q70CQ3 (Residues: 64-178, 190-357, 432-502; Coverage: 63%)
Gene name: USP30
Sequence domains: Ubiquitin carboxyl-terminal hydrolase
Ubiquitin Chains: B, C
Molecule details ›
Chains: B, C
Length: 76 amino acids
Theoretical weight: 8.58 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0CG47 (Residues: 153-228; Coverage: 33%)
Gene name: UBB
Sequence domains: Ubiquitin family

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I24
Spacegroup: P6522
Unit cell:
a: 117.504Å b: 117.504Å c: 138.842Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.218 0.216 0.249
Expression system: Escherichia coli BL21(DE3)