Table 1. Summary of sequence data for the three clonal complexes.

	ST-21 complex	ST-45 complex	ST-828 complex
Genome alignment length	1 544 595	1 465 323	1 421 603
Non-polymorphic sites	1 447 536	1 386 349	1 272 113
Polymorphic sites	97 059	78 929	149 490
Biallelic sites	90 239	722 233	136 375
Compatible with ML tree	41 895	34 960	60 692
Total sites used in analysis	1 489 431	1 421 309	1 332 805

Abbreviation: ML, maximum likelihood.