6h4h

X-ray diffraction
3.5Å resolution

Usp28 catalytic domain variant E593D in complex with UbPA

Released:

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 tetramer (preferred)
PDBe Complex ID:
PDB-CPX-143311 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Ubiquitin carboxyl-terminal hydrolase 28 Chains: A, B
Molecule details ›
Chains: A, B
Length: 560 amino acids
Theoretical weight: 65.05 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q96RU2 (Residues: 149-707; Coverage: 52%)
Gene names: KIAA1515, USP28
Sequence domains: Ubiquitin carboxyl-terminal hydrolase
Ubiquitin Chains: C, D
Molecule details ›
Chains: C, D
Length: 75 amino acids
Theoretical weight: 8.52 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0CG47 (Residues: 153-227; Coverage: 33%)
Gene name: UBB
Sequence domains: Ubiquitin family

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID29
Spacegroup: C2221
Unit cell:
a: 171.745Å b: 213.644Å c: 98.556Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.234 0.232 0.28
Expression system: Escherichia coli BL21(DE3)