Table 2.

Percent sequence similarity between study sequences and reference strains

	Study strains									Reference strains
	S004	S010	S017	S048	S170	S189	S275	S284	S314	Boryong	Gilliam	Jecheon	Kanda	Karp	Kawasaki	Taguchi	UAP7
S004	–	91	92.1	82.2	91.3	82	91.4	82.2	91.3	91.4	83.4	99.9	82	96.3	82	82.2	92.1
S010		–	91.2	81.9	99.4	81.9	99.6	82	99.4	99.6	88.3	90.9	81.9	90.1	81.9	82	91.2
S017			–	82.5	91.2	82.4	91.4	82.5	91.2	91.4	83.6	92	82.4	90.8	82.4	82.5	100
S048				–	81.4	99.7	81.6	99.9	81.4	81.6	88.6	82	99.7	81.6	99.7	99.9	82.5
S170					–	81.3	99.9	81.4	99.7	99.9	87.7	91.1	81.3	90.1	81.3	81.4	91.2
S189						–	81.4	99.9	81.3	81.4	88.6	81.9	100	81.5	100	99.9	82.4
S275							–	81.6	99.9	100	87.8	91.3	81.4	90.3	81.4	81.6	91.4
S284								–	81.4	81.6	88.7	82	99.9	81.6	99.9	100	82.5
S314									–	99.9	87.7	91.1	81.3	90.1	81.3	81.4	91.2

Only representative sequences of clustered groups in Figure 1 were used for comparison, and clearly redundant identical sequences were not listed. S170 and S275 were from SNU-I, S314 was from SNU-II, S189 was from SNU-III, and S284 was from SNU-IV. S = SNU.