Reaction catalyzed by kaempferol 3-O-xylosyltransferase (2.4.2.56) No sequence available
+
=
+
UDP-alpha-D-xylose
+
4',5,7-trihydroxyflavan-3-ol
=
UDP
+
3-O-beta-D-xylopyranosyl-4',5,7-trihydroxyflavan-3-ol