Table 4.

Estimation of nonsynonymous and synonymous substitution rates in the genomes of BtCoV/Rh/YN2012.

Gene	Ka/Ks Ratio
NSP1	0.256
NSP2	0.390
NSP3	0.315
NSP4	0.276
NSP5	0.128
NSP6	0.323
NSP7	0.067
NSP8	0.125
NSP9	0.230
NSP10	0.098
NSP11	0.236
NSP12	0.073
NSP13	0.045
NSP14	0.121
NSP15	0.124
NSP16	0.083
S	0.258
ORF3a	0.357
ORF4a	0.727
ORF4b	0.623
E	0.062
M	0.0691
N	0.230
ORF8	0.276
ORF9	0.843