. Author manuscript; available in PMC: 2011 Dec 10.

Published in final edited form as: J Mol Biol. 2010 Oct 8;404(4):639–649. doi: 10.1016/j.jmb.2010.09.065

Table 2.

Kinetic parameters for rP4

Substrate	K_m (mM)	k_cat (s⁻¹)	k_cat/K_m (%)^*
NMN	0.7 ± 0.2	0.52 ± 0.05	100
5′-AMP	0.23 ± 0.04	0.070 ± 0.004	40
3′-AMP	0.8 ± 0.2	0.10 ± 0.01	20
2′-AMP	6 ± 2	0.11 ± 0.01	2

relative to NMN