>9ber_B mol:protein length:153 Envelope glycoprotein gp41AVGIGAVFLGFLGAAGSTMGAASMTLTVQARLLLSGIVQQQNNLLRAPEAQQRMLQLTVWGIKQLQARVLAVERYLGDQQLLGIWGCSGKLICTTAVPWNASWSNKSLDRIWNNMTWMEWEREIDNYTSEIYTLIEESQNQQEKNEQELLELD