{TAIL ~ Computer analysis} of the predicted amino acid sequence of the envelope protein of the HTLVIII B and ARV 2 isolates of {HEAD ~ HIV} established the secondary structure and location of hydrophilic regions 
{ TAIL ~ Computer analysis } of the predicted amino acid sequence of the envelope protein of the HTLVIII B and ARV 2 isolates of { HEAD ~ HIV } established the secondary structure and location of hydrophilic regions
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