TABLE 1.

Effect of the dksA stringent response locus on growth phase levels of pyridine nucleotide pools

Data are from 8–20 observations recorded in at least three independent experiments. ***, p < 0.001 compared with wild-type (WT) bacteria.

Nucleotide pool	Logarithmic		Stationary
	WT	dksA	WT	dksA
NADH	257 ± 68a	357 ± 92	131 ± 24	87 ± 15***
NAD+	1632 ± 232	1532 ± 355	731 ± 64	1202 ± 161***
NADH/NAD+	0.158	0.233	0.179	0.073
NADPH	1535 ± 149	1418 ± 240	394 ± 108	280 ± 39***
NADP+	1391 ± 98	1247 ± 173	915 ± 141	1238 ± 230***
NADPH/NADP+	1.103	1.137	0.431	0.227

^a μm/cell.