[HTML][HTML] A single gp120 residue can affect HIV-1 tropism in macaques

GQ Del Prete, BF Keele, J Fode, K Thummar… - PLoS …, 2017 - journals.plos.org
Species-dependent variation in proteins that aid or limit virus replication determines the
ability of lentiviruses to jump between host species. Identifying and overcoming these …

Mutations in HIV-1 envelope that enhance entry with the macaque CD4 receptor alter antibody recognition by disrupting quaternary interactions within the trimer

DF Boyd, D Peterson, BS Haggarty… - Journal of …, 2015 - Am Soc Microbiol
Chimeric simian immunodeficiency virus (SIV)/human immunodeficiency virus (HIV)(SHIV)
infection of macaques is commonly used to model HIV type 1 (HIV-1) transmission and …

Conformation of HIV-1 Envelope governs rhesus CD4 usage and simian-human immunodeficiency virus replication

G Vilmen, AC Smith, HC Benet, RK Shukla, RC Larue… - Mbio, 2022 - Am Soc Microbiol
Infection of rhesus macaques with simian-human immunodeficiency viruses (SHIVs) is the
preferred model system for vaccine development because SHIVs encode human …

A species-specific amino acid difference in the macaque CD4 receptor restricts replication by global circulating HIV-1 variants representing viruses from recent …

D Humes, S Emery, E Laws, J Overbaugh - Journal of virology, 2012 - Am Soc Microbiol
ABSTRACT HIV-1 replicates poorly in macaque cells, and this had hindered the
advancement of relevant nonhuman primate model systems for HIV-1 infection and …

Envelope residue 375 substitutions in simian–human immunodeficiency viruses enhance CD4 binding and replication in rhesus macaques

H Li, S Wang, R Kong, W Ding… - Proceedings of the …, 2016 - National Acad Sciences
Most simian–human immunodeficiency viruses (SHIVs) bearing envelope (Env)
glycoproteins from primary HIV-1 strains fail to infect rhesus macaques (RMs). We …

[HTML][HTML] Identification of HIV-1 envelope mutations that enhance entry using macaque CD4 and CCR5

JI Roop, NA Cassidy, AS Dingens, JD Bloom… - Viruses, 2020 - mdpi.com
Although Rhesus macaques are an important animal model for HIV-1 vaccine development
research, most transmitted HIV-1 strains replicate poorly in macaque cells. A major genetic …

Derivation of simian tropic HIV-1 infectious clone reveals virus adaptation to a new host

F Schmidt, BF Keele, GQ Del Prete… - Proceedings of the …, 2019 - National Acad Sciences
To replicate in a new host, lentiviruses must adapt to exploit required host factors and evade
species-specific antiviral proteins. Understanding how host protein variation drives lentivirus …

[HTML][HTML] Selective use of primate CD4 receptors by HIV-1

CJ Warren, NR Meyerson, O Dirasantha… - PLoS …, 2019 - journals.plos.org
Individuals chronically infected with HIV-1 harbor complex viral populations within their
bloodstreams. Recently, it has come to light that when these people infect others, the new …

CD4 receptor diversity represents an ancient protection mechanism against primate lentiviruses

RM Russell, F Bibollet-Ruche, W Liu… - Proceedings of the …, 2021 - National Acad Sciences
Infection with human and simian immunodeficiency viruses (HIV/SIV) requires binding of the
viral envelope glycoprotein (Env) to the host protein CD4 on the surface of immune cells …

V3 tip determinants of susceptibility to inhibition by CD4-mimetic compounds in natural clade A human immunodeficiency virus (HIV-1) envelope glycoproteins

S Anang, S Zhang, C Fritschi, TJ Chiu, D Yang… - Journal of …, 2023 - Am Soc Microbiol
ABSTRACT CD4-mimetic compounds (CD4mcs) bind the human immunodeficiency virus
(HIV-1) gp120 exterior envelope glycoprotein (Env) and compete for binding to CD4, the …