Enzyme Details

Enzyme (Recommended) Name	L-3-cyanoalanine synthase
Alternative names	L-cysteine hydrogen-sulfide-lyase (adding hydrogen cyanide; L-3-cyanoalanine-forming) beta-cyanoalanine synthase beta-cyanoalanine synthetase beta-cyano-L-alanine synthase L-cysteine hydrogen-sulfide-lyase (adding HCN)
EC Classification	4.4.1.9
Classification	Lyases Carbon-sulfur lyases Carbon-sulfur lyases
Catalyses reactions	Cysteine + Cyanide <-> Hydrogen sulfide + 3-Cyano-L-alanine L-Cysteine + Cyanide <-> 3-Cyano-L-alanine + Sulfide L-Cysteine + Cyanide <-> Hydrogen sulfide + 3-Cyano-L-alanine O-Acetyl-L-serine + Cyanide <-> Acetate + 3-Cyano-L-alanine
External links	Expasy KEGG IntEnz (EBI) IUBMB Reactome HepatoSys
	View all entries for EC Class 4.4.1.9