Enzyme Nomenclature. Recommendations
EC 6.3.3.1 phosphoribosylformylglycinamidine cyclo-ligase
EC 6.3.3.2 5-formyltetrahydrofolate cyclo-ligase
EC 6.3.3.3 dethiobiotin synthase
EC 6.3.3.4 (carboxyethyl)arginine β-lactam-synthase
EC 6.3.3.5 O-ureido-D-serine cyclo-ligase
EC 6.3.3.6 carbapenam-3-carboxylate synthase
EC 6.3.3.7 Ni-sirohydrochlorin a,c-diamide reductive cyclase