title: how can I find alternative package?
body: <p>i was wondering if you could guide me which package can I use instead of Biostrings. because when I installed</p>
  <pre class="lang-r prettyprint-override"><code>install.packages(&quot;Biostrings&quot;)
  </code></pre>
  <p>I get this error:</p>
  <blockquote>
  <p>A version of this package for your version of R might be available elsewhere.</p>
  </blockquote>