>sp|P05921|VPU_HV1B8 Protein Vpu OS=Human immunodeficiency virus type 1 group M subtype B (isolate BH8) OX=11684 GN=vpu PE=3 SV=2 MQPIPIVTIVALAVAIIIAIVVWSIVIIEYRKILRQRKIDRLIDRLIERAEDSGNESEGE ISALVEMGVEMGHHAPWDVDDL