18 query 13:MEDGDKRCKLL: 23 sp|Q10589|BST2_HUMAN[1] 13:MEDGDKRCKLL: 23 sp|Q6WRU0|BST2_CRIGR[1] 13:MDQKEPGCGIR: 23 sp|Q8R2Q8|BST2_MOUSE[1] 13:MDEGWGSHRQW: 28 sp|Q811A2|BST2_RAT[1] 13:MDEGWSIRRWW: 28