>1u7k_A mol:protein length:131 Gag polyproteinPLRMGGNGQLQYWPFSSSDLYNWKNNNPSFSEDPGKLTALIESVLTTHQPTWDDCQQLLGTLLTGEEKQRVLLEARKAVRGNDGRPTQLPNEVDAAFPLERPDWDYTTQRGRNHLVLYRQLLLAGMQNAGR