Function
Cytochrome P450 catalyzing the monooxygenation of 16-methoxytabersonine, 16-hydroxytabersonine and tabersonine, but not of 2,3-dihydrotabersonine (PubMed:25918424). Converts the C2,C3 alkene of tabersonine and 16-methoxytabersonine to the epoxides, which then spontaneously open to form the corresponding imine alcohols (PubMed:25850027). Inactive in converting amyrin to ursolic acid (PubMed:22837051).
Sequence
MEFHESSPFVFITRGFIFIAISIAVLRRIISKKTKTLPPGPWKLPLIGNLHQFLGSVPYQILRDLAQKNGPLMHLQLGEVSAIVAASPQMAKEITKTLDLQFADRPVIQALRIVTYDYLDISFNAYGKYWRQLRKIFVQELLTSKRVRSFCSIREDEFSNLVKTINSANGKSINLSKLMTSCTNSIINKVAFGKVRYEREVFIDLINQILALAGGFKLVDLFPSYKILHVLEGTERKLWEIRGKIDKILDKVIDEHRENSSRTGKGNGCNGQEDIVDILLRIEEGGDLDLDIPFGNNNIKALLFDIIAGGTETSSTAVDWAMSEMMRNPHVMSKAQKEIREAFNGKEKIEENDIQNLKYLKLVIQETLRLHPPAPLLMRQCREKCEIGGYHIPVGTKAFINVWAIGRDPAYWPNPESFIPERFDDNTYEFTKSEHHAFEYLPFGAGRRMCPGISFGLANVELPLALLLYHFNWQLPDGSTTLDMTEATGLAARRKYDLQLIATSYA