A: Portal protein B: Portal protein C: Portal protein D: Portal protein E: Portal protein F: Portal protein G: Portal protein H: Portal protein I: Portal protein J: Portal protein K: Portal protein L: Portal protein M: Head to Tail protein gp72 N: Head to Tail protein gp72 O: Head to Tail protein gp72 P: Head to Tail protein gp72 Q: Head to Tail protein gp72 R: Head to Tail protein gp72 S: Head to Tail protein gp72 T: Head to Tail protein gp72 U: Head to Tail protein gp72 V: Head to Tail protein gp72 W: Head to Tail protein gp72 X: Head to Tail protein gp72