Table 2.

Frequency of P1 transduction of plsB::kan, plsX::kan, and ygiH::kan mutations into strains MEC102 and MEC103 harboring various plasmids

Recipient strain									Relative transduction frequency*
	Chromosomal gene		Harboring plasmids						P1 donor strain
Strain	plsX	ygiH	pSTV29	pSTV29 plsB	pSTV28 EcplsX	pSTV29 ygiH	pSTV28 BsplsX	pSTV29 yneS	ΔplsB::kan	ΔplsX::kan	ΔygiH::kan
MEC102	-	+	-	-	-	-	-	-	0	100	0
MEC103	+	-	-	-	-	-	-	-	0	0	100
MEC110	-	+	+	-	-	-	-	-	0	55.9	0
MEC111	-	+	-	+	-	-	-	-	100	53.5	59.8
MEC112	-	+	-	-	+	-	-	-	0	56.3	75.3
MEC113	-	+	-	-	-	+	-	-	0	83.1	100
MEC114	-	+	-	-	-	-	+	-	0	45.1	84.2
MEC115	-	+	-	-	-	-	-	+	0	100	92.7
MEC116	+	-	+	-	-	-	-	-	0	0	69.8
MEC117	+	-	-	+	-	-	-	-	100	63.7	85.9
MEC118	+	-	-	-	+	-	-	-	0	99.5	100
MEC119	+	-	-	-	-	+	-	-	0	85.1	73.8
MEC120	+	-	-	-	-	-	+	-	0	36.3	60.5
MEC121	+	-	-	-	-	-	-	+	0	100	96

*Transduction frequencies are expressed as percentages of the highest number of Km^r colonies recorded in each experiment, and are depicted as blocks.