CATH Classification

Domain Context

CATH Clusters

Superfamily Vaccinia Virus protein VP39
Functional Family protein-L-isoaspartate(D-aspartate) O-methyltransferase isoform X3

Enzyme Information

2.1.1.77
Protein-L-isoaspartate(D-aspartate) O-methyltransferase.
based on mapping to UniProt P22061
S-adenosyl-L-methionine + protein L-isoaspartate = S-adenosyl-L- homocysteine + protein L-isoaspartate alpha-methyl ester.
-!- D-aspartate (but not L-aspartate) residues in proteins can also act as acceptors. -!- Formerly EC 2.1.1.24.

UniProtKB Entries (1)

P22061
PIMT_HUMAN
Homo sapiens
Protein-L-isoaspartate(D-aspartate) O-methyltransferase

PDB Structure

PDB 1KR5
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Crystal structure of human L-isoaspartyl methyltransferase.
Ryttersgaard, C., Griffith, S.C., Sawaya, M.R., MacLaren, D.C., Clarke, S., Yeates, T.O.
J.Biol.Chem.