CATH Classification

Domain Context

CATH Clusters

Superfamily ubp-family deubiquitinating enzyme superfamily
Functional Family

Enzyme Information

3.4.19.12
Ubiquitinyl hydrolase 1.
based on mapping to UniProt Q93009
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).
-!- Links to polypeptides smaller than 60 residues are hydrolyzed more readily than those to larger polypeptides. -!- Isoforms exist with quantitatively different specificities among the best known being UCH-L1 and UCH-L3, major proteins of the brain of mammals. -!- Inhibited by ubiquitin aldehyde (in which Gly76 is replaced by aminoacetaldehyde). -!- Belongs to peptidase family C12.

UniProtKB Entries (1)

P0CG48
UBC_HUMAN
Homo sapiens
Polyubiquitin-C

PDB Structure

PDB 1NBF
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Crystal structure of a UBP-family deubiquitinating enzyme in isolation and in complex with ubiquitin aldehyde
Hu, M., Li, P., Li, M., Li, W., Yao, T., Wu, J.-W., Gu, W., Cohen, R.E., Shi, Y.
Cell(Cambridge,Mass.)
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