Table 1.

Doubling time and fitness for wild type and ten marked deletions.

Strain	Tn-seq	doubling time
	fitness ± s.e.m.	minutes ± s.e.m.
wild type	1	38.3 ± 1.0
SP_1697	1.22 ± 0.031	31.2 ± 1.6
SP_1464	1.13 ± 0.013	33.0 ± 0.9
SP_1463	1.16 ± 0.009	34.1 ± 0.8
SP_1421	1.20 ± 0.049	31.6 ± 0.8
SP_0593	1.11 ± 0.019	33.6 ± 0.8
SP_1360	0.73 ± 0.024	58.8 ± 3.0
SP_1026	0.80 ± 0.032	49.3 ± 1.4
SP_0927	0.73 ± 0.015	55.6 ± 3.5
SP_0841	0.71 ± 0.048	57.0 ± 2.8
SP_0623	0.79 ± 0.020	48.2 ± 1.6