label: [(1->4)-alpha-D-glucosyl](n+1) + a ribonucleoside 5'-diphosphate + H(+) => an NDP-alpha-D-glucose + [(1->4)-alpha-D-glucosyl](n)
label_lc: [(1->4)-alpha-d-glucosyl](n+1) + a ribonucleoside 5'-diphosphate + h(+) => an ndp-alpha-d-glucose + [(1->4)-alpha-d-glucosyl](n)