. "\"Catalysis of the reaction: (S)-2,3-epoxysqualene = lanosterol. This is a cyclization reaction that forms the sterol nucleus.\" [EC:5.4.99.7, RHEA:14624]" . . "lanosterol synthase activity" . "OSC" . "(S)-2,3-epoxysqualene mutase (cyclizing, lanosterol-forming)" . "2,3-epoxysqualene lanosterol cyclase activity" . "2,3-epoxysqualene--lanosterol cyclase activity" . "2,3-epoxysqualene-lanosterol cyclase activity" . "2,3-oxidosqualene-lanosterol cyclase activity" . "lanosterol 2,3-oxidosqualene cyclase activity" . "oxidosqualene--lanosterol cyclase activity" . "oxidosqualene-lanosterol cyclase activity" . "oxidosqualene:lanosterol cyclase activity" . "squalene 2,3-epoxide:lanosterol cyclase activity" . "squalene-2,3-oxide-lanosterol cyclase activity" . "EC:5.4.99.7" . "KEGG:R03199" . "MetaCyc:LANOSTEROL-SYNTHASE-RXN" . "Reactome:REACT_106250 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Danio rerio\"" . "Reactome:REACT_112890 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Oryza sativa\"" . "Reactome:REACT_114747 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Arabidopsis thaliana\"" . "Reactome:REACT_29522 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Schizosaccharomyces pombe\"" . "Reactome:REACT_33379 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Xenopus tropicalis\"" . "Reactome:REACT_78122 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Taeniopygia guttata\"" . "Reactome:REACT_84749 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Bos taurus\"" . "Reactome:REACT_86645 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Saccharomyces cerevisiae\"" . "Reactome:REACT_88346 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Rattus norvegicus\"" . "Reactome:REACT_89548 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Gallus gallus\"" . "Reactome:REACT_92166 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Dictyostelium discoideum\"" . "Reactome:REACT_93681 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Canis familiaris\"" . "Reactome:REACT_9391 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Homo sapiens\"" . "Reactome:REACT_96289 \"Squalene 2,3-epoxide cyclizes, forming lanosterol, Mus musculus\"" . "RHEA:14624" . . "2,3-oxidosqualene sterol cyclase activity" . "squalene epoxidase-cyclase activity" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .