quillaic acid 28-beta-D-glucoside + UDP => quillate + UDP-alpha-D-glucose
quillaic acid 28-beta-d-glucoside + udp => quillate + udp-alpha-d-glucose
quillaic acid 28-beta-D-glucoside + UDP => quillate + UDP-alpha-D-glucose
quillaic acid 28-beta-d-glucoside + udp => quillate + udp-alpha-d-glucose