Table 2.

Mate pair mapping orientations on E. coli, contigs and scaffolds

Orientation	Reference	% of pairs	Median insert size (Kb)
RF	E coli	99	6
	Contigs	99	6
	Scaffolds	97	6
FR	E coli	0.3	4
	Contigs	0.6	8
	Scaffolds	2	98
FF/RR	E coli	0.7	3
	Contigs	0.8	3
	Scaffolds	0.9	4