GDP + NAD(+) => N(2)-(ADP-D-ribosyl)-GDP + nicotinamide + H(+)
gdp + nad(+) => n(2)-(adp-d-ribosyl)-gdp + nicotinamide + h(+)
GDP + NAD(+) => N(2)-(ADP-D-ribosyl)-GDP + nicotinamide + H(+)
gdp + nad(+) => n(2)-(adp-d-ribosyl)-gdp + nicotinamide + h(+)