Sequence alignment between 2gof(A) and UniProt seq Q70625 (VPU_HV1LW):

Q70625 (VPU_HV1LW): Protein Vpu from Human immunodeficiency virus type 1 group M subtype B (isolate LW123) 
                 10        20        30        40        50        60        70        80 
         ---------+---------+---------+---------+---------+---------+---------+---------+-
UniProt: MQPIQIAIVALVVAIIIAIVVWSIVIIEYRKILRQRKIDRLIDRLIERAEDSGNESEGEISALAEMGVEMGHHAPWDVDDL
PDB seq: ------AIVALVVAIIIAIVVWSIV--------------------------------------------------------
               ---+---------+-----                                                        
                 10        20