gamma-glutamyl hercynylcysteine S-oxide synthase EC#: 1.14.99.50; ChemWhat Code: 1375934
| Product Name | gamma-glutamyl hercynylcysteine S-oxide synthase |
| Example Structure | ![]() |
| Synonyms | 5-histidylcysteine sulfoxide synthase, EgtB, EgtBthermo, hercynine oxygenase, sulfoxide synthase |
| EC Number | 1.14.99.50 |
| CAS Registry Number | |
| Comments | Requires Fe2+ for activity. The enzyme, found in bacteria, is specific for both hercynine and ¦Ã-L-glutamyl-L-cysteine. It is part of the biosynthesis pathway of ergothioneine. |
| Cofactor | Fe2+ |
| History | |
| Reactions | Hercynine + gamma-L-glutamyl-L-cysteine + O(2) = gamma-L-glutamyl-S- hercyn-2-yl-L-cysteine S-oxide + H(2)O. |
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