(

)

(

longs to the same species family, i.e., the coronavirus family.

, QANK01002681 (Yersinia pastis) belongs to a different

a bacterial species. Therefore, the Yersinia pastis should be

ntly deviated from the SARS virus species.

A hierarchical cluster tree for MT042778, AB889999 and QANK01002681.

further demonstration, ten SARS-CoV-2 genome sequences, one

oV genome sequence and six HIV genome sequences were

ded. Their accession numbers are shown in Table 7.21.

.21. Accessions of SARS-CoV-2, SARS-CoV and HIV genome sequences.

SARS-CoV-2

SARS-CoV

HIV

MN908947.3

AY395003.1

JC500967.1

NC_045512.2

JC447314.1

MT039890.1

JC204326.1

MT049951.1

AF324493.2

MT019529.1

DM461230.1

MT019531.1

CS793683.1

MT007544.1

MN975262.1

MN996528.1

MT019532.1

Smith-Waterman algorithm was firstly used for pair-wise

y alignment between each pair of sequences. The following

e was used for this analysis. A substitution matrix was formulated

t,

ix(-0.3,nrow=4,ncol=4)

)=1

es(S)=colnames(S)=DNA_ ALPHABET[1:4]