>2SIV_1|Chains A, C, E|SIV GP41 GLYCOPROTEIN|Simian immunodeficiency virus (11723) XAGIVQQQQQLLDVVKRQQELLRLTVWGTKNLQTRVTX >2SIV_2|Chains B, D, F|SIV GP41 GLYCOPROTEIN|Simian immunodeficiency virus (11723) XWQEWERKVDFLEENITALLEEAQIQQEKNMYELQX