>9nbt_K mol:protein length:154 Envelope glycoprotein gp41AVGTIGAMFLGFLGAAGSTMGAASMTLTVQARNLLSGIVQQQNNLLRAPEAQQHLLQLTVWGIKQLQARVLAVERYLRDQQLLGIWGCSGKLICCTSVPWNTSWSNKSLDKIWNNMTWMEWEREIDNYTSLIYTLLEESQNQQEKNEQELLELD