IUBMB Enzyme Nomenclature


Accepted name: sepiapterin deaminase

Reaction: sepiapterin + H2O = xanthopterin-B2 + NH3

Systematic name: sepiapterin aminohydrolase

Comments: Also acts on isosepiapterin, but more slowly.

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 62213-22-3


1. Tsusué, M. Studies on sepiapterin deaminase from the silkworm, Bombyx mori. Purification and some properties of the enzyme. J. Biochem. (Tokyo) 69 (1971) 781-788. [PMID: 5572808]

[EC created 1976]

Return to EC 3.5.4 home page
Return to EC 3.5 home page
Return to EC 3 home page
Return to Enzymes home page
Return to IUBMB Biochemical Nomenclature home page