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. Author manuscript; available in PMC: 2020 Jan 3.
Published in final edited form as: Prog Mol Biol Transl Sci. 2014 Dec 1;129:253–284. doi: 10.1016/bs.pmbts.2014.10.009

Figure 2.

Figure 2

Schematic representation of retroviral TM subunits, indicating the lengths [in amino acids (aa)] of their respective cytoplasmic tails. As illustrated, lentiviral TM CTs tend to be significantly longer than those of other retroviruses, with the exception of feline immunodeficiency virus (FIV). HIV-1, human immunodeficiency virus 1; SIVagm, simian immunodeficiency virus from African green monkey; EIAV, equine infectious anemia virus; RSV, Rous sarcoma virus; MoMLV, Moloney-MLV; M-PMV, Mason-Pfizer monkey virus; HTLV-1, human T-cell lymphotropic virus type 1. Figure reproduced with permission of Elsevier from Ref. 17.