Q918S2 9 MVFIIHLGFKWGVFKIKFSELYIHGYTDIVVLVVFTVFERSAEAYVVHISRGL 61 Porcine circovirus 2 Q77S08 1 MVFIIHLGFKWGVFKIKFSELYIHGYTDIVVLVVYTVFERSAEAYMVYISSSL 53 Porcine circovirus type 2-C