CATH Classification

Domain Context

CATH Clusters

Superfamily DNA helicase RuvA subunit, C-terminal domain
Functional Family Ubiquitin carboxyl-terminal hydrolase

Enzyme Information

3.4.19.12
Ubiquitinyl hydrolase 1.
based on mapping to UniProt P45974
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)

P45974
UBP5_HUMAN
Homo sapiens
Ubiquitin carboxyl-terminal hydrolase 5

PDB Structure

PDB 2DAG
External Links
Method SOLUTION NMR
Organism
Primary Citation
Solution Structure of the First UBA Domain in the Human Ubiquitin Specific Protease 5 (Isopeptidase 5)
Zhao, C., Kigawa, T., Tomizawa, T., Koshiba, S., Inoue, M., Yokoyama, S.
To be Published
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