Table 3. A set of 14 positively selected genes with previously detected recombination events.

Gene	Gene name	Protein	Putative recombination in	Evidence of positive selection among non-recombinant sequences
TP0117	tprC	Tpr protein C	TPA, TEN	within TPA between TPA and TPE
TP0131	tprD	Tpr protein D	two alternative tprD and tprD2 allelesa	no
TP0133		outer membrane proteinb	TEN	between TEN/TPE and TPA
TP0136		fibronectin binding protein	TPA	within TPA
TP0317	tprG	Tpr protein G	TPA	within TPA
TP0326	bamA	BamA	TPA, TEN	within TPA
TP0488	mcp2	methyl-accepting chemotaxis protein	TPA, TEN	within TPA
TP0548		FadL-like proteinc	TEN	within TPA within TPE
TP0620	tprI	Tpr protein I	TPE	within TPE
TP0621	tprJ	Tpr protein J	TPA, TPeC	within TPA
TP0856		FadL-like proteinc	TEN	between TEN and TPA/TPE
TP0858		FadL-like proteinc	TEN	within TPE
TP0865		FadL-like proteinc	TPA, TEN	within TPA within TPE between TEN and TPA/TPE
TP1031	tprL	Tpr protein L	TEN	within TPA

^atprD and tprD2 alleles existed in both TPA and TPE strains [18,71]

^bprotein predictions by Naqvi et al. [69]

^cprotein predictions by Radolf and Kumar [70]