Table 1. Information of 6 reanalyzed CRFs.

Name	Reference strain	Accession number	Methods determining original mosaic structure
CRF07_BC	97CN001_C54	AF286226	RIP
CRF08_BC	97CNGX_6F	AY008715	Simplot
CRF23_BG	CB118	AY900571	Recombinant structures were determined by Simplot. The programs Genconv, MaxChi, and GARD were used to locate more precisely the positions of breakpoints.
CRF24_BG	CB378	AY900574
CRF38_BF	UY03_3389	FJ213783	Simplot
CRF44_BF	CH80	FJ358521	Simplot