Sequence alignment between 1avz(A) and UniProt seq P03406 (NEF_HV1BR):

P03406 (NEF_HV1BR): Protein Nef from Human immunodeficiency virus type 1 group M subtype B (isolate BRU/LAI)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200      
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+------
UniProt: MGGKWSKSSVVGWPTVRERMRRAEPAADGVGAASRDLEKHGAITSSNTAATNAACAWLEAQEEEEVGFPVTPQVPLRPMTYKAAVDLSHFLKEKGGLEGLIHSQRRQDILDLWIYHTQGYFPDWQNYTPGPGVRYPLTFGWCYKLVPVEPDKVEEANKGENTSLLHPVSLHGMDDPEREVLEWRFDSRLAFHHVARELHPEYFKNC
         .....................................................................................................................................................XXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...........................
PDB seq: -------------------------------------------------------------------------VPLRPMTYKAAVDLSHFLKEKGGLEGLIHSQRRQDILDLWIYHTQGYFPDWQNYTPGPGVRYPLTFGWCYKLVPVE------------------------------VLEWRFDSRLAFHHVARELHPEYF---
                                                                                  ------+---------+---------+---------+---------+---------+---------+---------                              +---------+---------+---   
                                                                                       80        90       100       110       120       130       140                                     180       190       200