Term Name: hercynylcysteine sulfoxide synthase activity
Synonyms: hercynylcysteine S-oxide synthase, hercynylcysteine sulfoxide synthase
Definition: Catalysis of the reaction: L-cysteine + N-alpha,N-alpha,N-alpha-trimethyl-L-histidine (hercynine) + O2 = hercynylcysteine sulfoxide + H2O.
Ontology: GO: Molecular Function [GO:0061686]    QuickGO    AmiGO

Relationships
is part of: ergothioneine biosynthesis from histidine via hercynylcysteine sulfoxide synthase
is a type of: oxidoreductase activity, acting on X-H and Y-H to form an X-Y bond, with oxygen as acceptor