an class='fu'>vep</span>(
  <span class='kw'>vep</span> <span class='kw'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/Sys.which.html'>Sys.which</a></span>(<span class='st'>"vep"</span>),
  <span class='kw'>cache</span> <span class='kw'>=</span> <span class='fl'>TRUE</span>,
  <span class='kw'>cache_version</span> <span class='kw'>=</span> <span class='fl'>91</span>,
  <span class='kw'>offline</span> <span class='kw'>=</span> <span class='fl'>TRUE</span>,
  <span class='kw'>buildver</span> <span