2.7.1.173 0.75 - beta-D-ribosylnicotinate Nrk2, with ATP, pH 7.5, 37°C 718250 2.7.1.173 0.82 - cytidine Nrk2, with ATP, pH 7.5, 37°C 718250 2.7.1.173 1.1 - uridine Nrk2, with ATP, pH 7.5, 37°C 718250 2.7.1.173 1.7 - beta-D-ribosylnicotinate Nrk2, with GTP, pH 7.5, 37°C 718250