delphinidin + UDP-alpha-D-glucose = delphinidin 3-O-beta-D-glucoside + UDP
delphinidin + udp-alpha-d-glucose = delphinidin 3-o-beta-d-glucoside + udp
delphinidin + UDP-alpha-D-glucose = delphinidin 3-O-beta-D-glucoside + UDP
delphinidin + udp-alpha-d-glucose = delphinidin 3-o-beta-d-glucoside + udp