Table 1.

The total number of sRNA transcripts mapping to unique locations on the chromosome.

	Transcripts mapping Watson strand				Transcripts mapping to the Crick
	of the chromosome				strand of the chromosome
	Number of distinct	Average length	Relative	t-value	Number of distinct	Average length	Relative	t-value
	regions	(bp)	amount#		regions	(bp)	amount#
MS11	21 252	52	47	5.74*	21 639	53	46	4.34*
MS11 ΔrppH	13 855	41	72		14 796	42	67
MS11 ≥ 100 bp	2159	135	156	2.89*	2288	135	153	3.09*
MS11 ΔrppH ≥ 100 bp	537	132	340		636	132	365

^#Relative amount reflects the number of transcripts × 10⁶

*Significantly different (P < 0.05) between the two genetic backgrounds