This gene catalyzes a two-step reaction that involves the transfer of the adenosyl moiety of ATP to methionine to form S-adenosylmethionine and tripolyphosphate, which is subsequently cleaved to PPi and Pi. S-adenosylmethionine is the source of methyl groups for most biological methylations. The encoded protein is found as a homotetramer (MAT I) or a homodimer (MAT III) whereas a third form, MAT II (gamma), is encoded by the MAT2A gene. Mutations in this gene are associated with methionine adenosyltransferase deficiency. [provided by RefSeq, Jul 2008]
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CFDE DD-Knowledge Graph
The CFDE Data Distillery Knowledge Graph contains entities and relationships across the CFDE. View MAT1A's neighborhood in the knowledge graph.
The Gene and Drug Landing Page Aggregator (GDLPA) finds links to primary and secondary source information from CFDE and other resources. Discover landing pages for MAT1A.