methionine adenosyltransferase complex

Term ID

GO:0048269

Synonyms

• MAT complex

Definition

A multimeric enzyme complex composed of variable numbers of catalytic alpha subunits, and noncatalytic beta subunits. The beta subunits are believed to have a regulatory function. The enzyme complex catalyzes the synthesis of S-adenosylmethionine (AdoMet), which is the major methyl group donor, participating in the methylation of proteins, DNA, RNA, phospholipids, and other small molecules. (2)

References

Ontology

GO: Cellular Component    QuickGO    AmiGO