>7ugn_E mol:protein length:129 Envelope glycoprotein gp41VFLGFLGAAGSTMGAASMTLTVQARNLLSLLKLTVWGIKQLQARVLAVERYLRDQQLLGIWGCSGKLICCTNVPWNSSWSNRNLSEIWDNMTWLQWDKEISNYTQIIYGLLEESQNQQEKNEQDLLALD