>3VGX_1|Chain A[auth C]|Envelope glycoprotein gp160|Human immunodeficiency virus type 1 (11676) XNNLLRAIEAQQHLLQLTVWGIKQLQARILAVERYLKDQX >3VGX_2|Chain B[auth D]|Envelope glycoprotein gp160|Human immunodeficiency virus type 1 (11676) QIWNNMTWMEWDREINNYTSLIHSLIEESQNQ