TABLE 2.

Sequence identities between SDAV and other coronaviruses of the same serogroup^a

Protein	% Sequence identity
	BCV	MHV JHM	MHV A59	HCV OC43
NS2 nonstructural	47.8	91.3	90.8	NAb
HE protein	57.9	91.1	NA	58.6
S protein	64.5	76.2	79.2	64.4
sM protein	64.4	85.2	85.2	66.7
M protein	84.5	93.9	95.6	82.3
N protein	70.8	93.6	93.4	NA
3′ noncoding (nucleotides)	73.3	98.3	98.7	NA
Overallc	66.8	NA	86.1	NA

^aData for BCV (23), MHV A59 (18), MHV JHM (28), and HCV OC43 (14) have been presented previously. 

^bNA, not available. 

^cNucleotide sequence of the 3′-most 9.8 kb of the viral genomic RNA.