Reaction catalyzed by strictosidine synthase (4.3.3.2)

		+			=			+		H2O
	3-(2-aminoethyl)-1H-indol-5-ol	+		secologanin	=		(4S,5R,6S)-4-((S)-6-hydroxy-2,3,4,9-tetrahydro-1H-b-carbolin-1-ylmethyl)-6-((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-5-vinyl-5,6-dihydro-4H-pyran-3-carboxylic acid methyl ester	+		H2O