Classical swine fever virus, Echovirus 1, or Arenavirus also require VPS4 function for their infection (Karjalainen et al., 2011; Pasqual et al., 2011; Liu et al., 2022), and recently, the relevance for VPS4 in HIV budding has been shown (Harel et al., 2022). This evidence concerns the gene VPS4A and infection.