obsolete cyanidin 3-O-p-coumaroylglucoside 2-O''-xylosyltransferase activity (obsolete GO:0102582)
OBSOLETE. Catalysis of the reaction: cyanidin 3-O-(6-O-(E)-4-coumaroyl-beta-D-glucoside) + UDP-alpha-D-xylose = cyanidin 3-O-[2''-O-xylosyl) 6''-O-(p-coumaroyl) glucoside + UDP + H+.