Sequence alignment between 1im3(D) and UniProt seq P09713 (US02_HCMVA):

P09713 (US02_HCMVA): Unique short US2 glycoprotein from Human cytomegalovirus (strain AD169)
                 10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190         
         ---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------+---------
UniProt: MNNLWKAWVGLWTSMGPLIRLPDGITKAGEDALRPWKSTAKHPWFQIEDNRCYIDNGKLFARGSIVGNMSRFVFDPKADYGGVGENLYVHADDVEFVPGESLKWNVRNLDVMPIFETLALRLVLQGDVIWLRCVPELRVDYTSSAYMWNMQYGMVRKSYTHVAWTIVFYSINITLLVLFIVYVTVDCNLSMMWMRFFVC
PDB seq: ------------------------------------------PWFQIEDNRCYIDNGKLFARGSIVGNMSRFVFDPKADYGGVGENLYVHADDVEFVPGESLKWNVRNLDVMPIFETLALRLVLQGDVIWLRCVPEL--------------------------------------------------------------
                                                   -------+---------+---------+---------+---------+---------+---------+---------+---------+-------                                                              
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