phloretin + UDP-alpha-D-glucose => phlorizin + UDP + H(+)
phloretin + udp-alpha-d-glucose => phlorizin + udp + h(+)
phloretin + UDP-alpha-D-glucose => phlorizin + UDP + H(+)
phloretin + udp-alpha-d-glucose => phlorizin + udp + h(+)