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16OMT

Gene
16OMT
Protein
Tabersonine 16-O-methyltransferase
Organism
Catharanthus roseus
Length
355 amino acids
Function
16-O-methyltransferase involved in the biosynthesis of vindoline. Highly specific for 16-hydroxytabersonine. No activity with tabersonine, 3-hydroxytyramine, 4-hydroxytyramine, 5-hydroxytryptamine (5HT), 2,3-dihydro-3-hydroxytabersonine, lochnericine, hoerhammericine, 16-hydroxy-2,3-dihydro-3-hydroxytabersonine, 16-hydroxylochnericine, 16-hydroxyhoerhammericine, quercetin, kaempferol and caffeic acid as substrates.
Similarity
Belongs to the class I-like SAM-binding methyltransferase superfamily. Cation-independent O-methyltransferase family. COMT subfamily.
Mass
39.863 kDa
Sequence
MDVQSEEFRGAQAQIWSQSCSFITSASLKCAVKLGIPDTIDNHGKPITLSELTNALVPPVHPSKAPFIYRLMRVLAKNGFCSEEQLDGETEPLYSLTPSSRILLKKEPLNLRGIVLTMADPVQLKAWESLSDWYQNEDDSSTAFETAHGKNFWGYSSEHMEHAEFFNEAMASDSQLISKLLIGEYKFLFEGLASLVDIGGGTGTIAKAIAKNFPQLKCTVFDLPHVVANLESKENVEFVAGDMFEKIPSANAIFLKWILHDWNDEDCVKILKSCKKAIPAKGGKVIIIDMVMYSDKKDDHLVKTQTSMDMAMLVNFAAKERCEKEWAFLFKEAGFSDYKIYPKLDFTRSLIEVYP