luteolin + UDP-alpha-D-glucose = isoorientin + UDP + H(+)
luteolin + udp-alpha-d-glucose = isoorientin + udp + h(+)
luteolin + UDP-alpha-D-glucose = isoorientin + UDP + H(+)
luteolin + udp-alpha-d-glucose = isoorientin + udp + h(+)