Adenosylhomocysteinase

S-adenosylhomocysteine hydrolase
SAH hydrolase tetramer, Human
Identifiers
Symbol	AHCY
Entrez	191
HUGO	343
OMIM	180960
RefSeq	NM_000687
UniProt	P23526
Other data
EC number	3.3.1.1
Locus	Chr. 20 q11.22

Adenosylhomocysteinase (EC 3.3.1.1, S-adenosylhomocysteine synthase, S-adenosylhomocysteine hydrolase, adenosylhomocysteine hydrolase, S-adenosylhomocysteinase, SAHase, AdoHcyase) is an enzyme that converts S-adenosylhomocysteine to homocysteine and adenosine. This enzyme catalyses the following chemical reaction

The enzyme contains one tightly bound NAD⁺ per subunit.