Virus Family Viral protein Primary receptor(s) Entry receptor(s) entry mode
Feline leukemia virus A Retroviridae, gammaretrovirus Envelope glycoprotein FeTHTR1 [Transport protein]
Feline leukemia virus B Retroviridae, gammaretrovirus Envelope glycoprotein SLC20A1 [Transporter] , Pit2 [Transport protein]
Feline leukemia virus C Retroviridae, gammaretrovirus Envelope glycoprotein FLVCR1[Transporter]
Feline leukemia virus T Retroviridae, gammaretrovirus Envelope glycoprotein FeLIX SLC20A1 [Transporter]>
Gibbon ape leukemia virus Retroviridae, gammaretrovirus Envelope glycoprotein SLC20A1 [Transporter]
Murine leukemia virus Retroviridae, gammaretrovirus Envelope glycoprotein Pit2 [Transport protein]
Endogenous ectotropic murine leukemia virus Retroviridae, gammaretrovirus Envelope glycoprotein Slc7a1 [Transport protein] Caveolin-mediated endocytosis
Endogenous xenotropic and polytropic murine leukemia virus Retroviridae, gammaretrovirus Envelope glycoprotein XPR1 [Transport protein]
Subgroup A avian leukosis and sarcoma virus Retroviridae, alpharetrovirus Envelope glycoprotein Tva [lipoprotein receptor]
Subgroup B, D and E avian leukosis and sarcoma virus Retroviridae, alpharetrovirus Envelope glycoprotein Tvb [Tnfr-like receptor]
Bovine leukemia virus Retroviridae, deltaretrovirus Envelope glycoprotein Blvr
Mouse mammary tumor virus Retroviridae, betaretrovirus Envelope glycoprotein Tfrc [endocytic transporter]
RD114/simian type D retrovirus Retroviridae, gammaretrovirus Envelope glycoprotein SLC1A5
HIV-1 type 1 and 2 Retroviridae,
lentivirus
Envelope gp120 CD4 [Ig-like]
DC-SIGN [C-type lectin]
L-SIGN [C-type lectin]
Heparan sulfate [Polysaccharide]
Glycosphingolipid
CCr5 [Chemokine receptor] , CXCr4 [Chemokine receptor] Clathrin-mediated endocytosis
Simian immunodeficiency virus Retroviridae,
lentivirus
Envelope glycoprotein CD4 [Ig-like] ?
Feline immunodefficiency virus Retroviridae,
lentivirus
Envelope glycoprotein CD134 [TNFR superfamily] CXCr4