TABLE 2.

Number of SNPs defining the branches of Brucella phylogeny^a

Genome group	No. of SNPs	SNP group
B. suis Thomsen	3	1
B. suis 686	577	2
B. suis 40	184	3
B. suis 23445	3	6
B. suis Thomsen + B. suis 23445	2,370	7
B. suis 1330	739	10
B. ovis 25840	3,945	15
B. melitensis Ether	1,303	19
B. melitensis 63-9	908	27
B. melitensis 16M	1,363	32
B. melitensis 16M + B. melitensis 63-9	43	41
B. melitensis 16M + B. melitensis 63-9 + B. melitensis Ether	1,666	42
B. canis 23365	253	54
B. canis 23365 + B. suis 40	429	55
B. canis 23365 + B. suis 40 + B. suis 686	584	56
B. canis 23365 + B. suis 40 + B. suis 686 + B. suis 1330	893	61
All B. suis + B. canis	865	63
All B. suis + B. canis + B. ovis	968	69
B. abortus 2308 + B. abortus 9-941 + B. abortus S19	2,295	98
B. abortus S19	46	107
B. abortus 9-941	91	130
B. abortus S19 + B. abortus 2308	43	139
B. abortus 2308	41	143
Total	19,612

^aThe entire data set of 20,154 SNPs was used without any mismatch cutoff, indicating that 542 SNPs did not fall into these groupings. The SNP group is an arbitrary assignment number that designates each genome grouping and is based on information presented in Table S1 in the supplemental material.