CATH Classification

Domain Context

CATH Clusters

Superfamily 3.20.20.210
Functional Family

Enzyme Information

2.1.1.14
5-methyltetrahydropteroyltriglutamate--homocysteine S-methyltransferase.
based on mapping to UniProt Q9X112
5-methyltetrahydropteroyltri-L-glutamate + L-homocysteine = tetrahydropteroyltri-L-glutamate + L-methionine.
-!- Requires phosphate. -!- The enzyme from Escherichia coli also requires a reducing system. -!- Unlike EC 2.1.1.13 this enzyme does not contain cobalamin.

UniProtKB Entries (1)

Q9X112
METE_THEMA
Thermotoga maritima MSB8
5-methyltetrahydropteroyltriglutamate--homocysteine methyltransferase

PDB Structure

PDB 3BQ6
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Metal active site elasticity linked to activation of homocysteine in methionine synthases.
Koutmos, M., Pejchal, R., Bomer, T.M., Matthews, R.G., Smith, J.L., Ludwig, M.L.
Proc.Natl.Acad.Sci.Usa