Coreceptor Tropism Can Be Influenced by Amino Acid Substitutions in the gp41 Transmembrane Subunit of Human Immunodeficiency Virus Type 1 Envelope Protein

Wei Huang, Jonathan Toma, Signe Fransen, Eric Stawiski, Jacqueline D. Reeves, Jeannette M. Whitcomb, Neil Parkin and Christos J. Petropoulos

Journal of Virology 82 ( 11 ): 5584 - 5593 , 2008