Virus strain | Amino acid site | ||||||
80 | 91 | 93 | 101 | 103 | 323 | 564 | |
FPV-CU4 | K | A | K | I | V | D | N |
FPV-XY1 | K | S | K | T | V | D | N |
FPV-XY2 | K | S | K | T | V | D | N |
FPV-XY3 | K | S | K | T | V | D | N |
FPV-XY4 | K | A | K | T | V | D | N |
FPV-XY5 | K | A | K | T | V | D | N |
FPV-XY6 | K | S | K | T | V | D | N |