Table 1.

Nucleotide and amino acid differences of spike gene between the virulent iPEDVPT-P5 and attenuated iPEDVPT-P96 Viruses.

Position in Spike Gene			Nucleotide		Amino Acid
Nucleotide	Amino Acid	Domain	iPEDVPT-P5	iPEDVPT-P96	iPEDVPT-P5	iPEDVPT-P96
431	144	S10	C	T	T	I
1661	554	S1B	T	C	F	S
2659	887	S2	A	C	S	R
2902	968	S2	T	G	S	A
3062	1021	S2 HR1 †	T	G	I	S
3077	1026	S2 HR1 †	A	G	K	R
3755	1252	S2	T	G	L	R
4061	1354	S2 CT ‡	G	T	C	F
4073	1358	S2 CT ‡	G	T	C	F
4134	1378	S2 CT ‡	A	T	E	D

^† HR1: heptad repeat 1; ^‡ CT: cytoplasmic tail.