Robuta

https://pmc.ncbi.nlm.nih.gov/articles/PMC50841/ Envelope glycoproteins from biologically diverse isolates of immunodeficiency viruses have widely... The envelope glycoprotein gp120 of primate immunodeficiency viruses initiates viral attachment to CD4+ cells by binding to the CD4 antigen on host cell... biologically diverseenvelopeglycoproteins