Table 1.

Borrelia isolates analyzed in this study

Species	Strain	rRNA IGS lineage	ospC type	Genome status	No. of plasmids	GPID a	Isolation and sequence references
B. burgdorferi	B31	1	A	Complete	21	3	[57,86,112]
	Bol26	3	S	Draft	13	19837	[34,50]
	ZS7	16	Bb	Draft	14	19839	[50,113]
	64b	3	Ba	Draft	18	28633	[50,114]
	297	2	K	Completeb	20	39123	[50,115]
	156a	12	Hb	Complete	20	19835	[50,114]
	WI-91-23	7	Ia	Draft	21	28627	[50,116]
	94a	8	U	Draft	14	20999	[50,114]
	JD1	24	C	Complete	20	39121	[50,117]
	CA-11.2A	19	Dd	Draft	12	28629	[50,118]
	118a	20	J	Draft	19	21001	[50,114]
	N40	9	E	Complete	17	39119	[50,119]
	72a	26	G	Draft	13	21003	[50,114]
	29805	6	M	Draft	15	28621	[50,120]
B. “finlandensis”	SV1	---	---	Draft	10	28631	[34,53]
B. valaisiana	VS116	---	---	Draft	11	19843	[52,121]
B. bissettii	DN127	---	---	Complete	16	29363	[52,122]
B. afzelii	PKo	---	---	Complete	17	68149, 17057	[51,54,123]
	ACA-1	---	---	Draft	14	19841	[51,124]
B. garinii	PBr	---	---	Draft	12	28625	[51,123]
	Far04	---	---	Draft	7	29573	[51,125]
B. “bavariensis”	PBi	---	---	Incomplete	(11)c	58125	[14,48,126]
B. spielmanii	A14S	---	---	Draft	13	28635	[52,127]

^aGenome Project ID. Data from each genome can be retrieved directly from the NCBI Entrez Genome Project Database (http://www.ncbi.nlm.nih.gov/bioproject) using the Genbank Genome Project ID.

^bFor B. burgdorferi strain 297, all the plasmids have been identified and sequenced to closure. However, the chromosome of 297 was not sequenced.

^cThe complete sequences for all strain PBi plasmids have not yet been reported.