<div dir="ltr"><div class="gmail_default" style="font-family:tahoma,sans-serif">Thanks. Although I read the manual (core api), still I have some questions.<br><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif">1- With the web interface, I search for a gene name, e.g. SLC4A11. I also set the category to "gene". In the result, I then click on "SLC4A11 (Human Gene)". Then I click on sequence. Then I proceed to download the file (as fasta or rtf).<br></div><div class="gmail_default" style="font-family:tahoma,sans-serif">2- I also  want to retrieve the a specific position of that gene.<br><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif">Roughly, I have to do like this:<br><br><pre class="gmail-code gmail-sh_perl gmail-sh_sourceCode"><span class="gmail-sh_keyword">my</span> <span class="gmail-sh_variable">$slice_adaptor</span> <span class="gmail-sh_symbol">=</span> <span class="gmail-sh_variable">$registry</span><span class="gmail-sh_symbol">-></span><span class="gmail-sh_function">get_adaptor</span><span class="gmail-sh_symbol">(</span> <span class="gmail-sh_string">'Human'</span><span class="gmail-sh_symbol">,</span> <span class="gmail-sh_string">'Core'</span><span class="gmail-sh_symbol">,</span> <span class="gmail-sh_string">'Slice'</span> <span class="gmail-sh_symbol">);</span>
<span class="gmail-sh_keyword">my</span> <span class="gmail-sh_variable">$slice</span> <span class="gmail-sh_symbol">=</span> <span class="gmail-sh_variable">$slice_adaptor</span><span class="gmail-sh_symbol">-></span><span class="gmail-sh_function">fetch_by_region</span><span class="gmail-sh_symbol">(</span> <span class="gmail-sh_string">'chromosome'</span><span class="gmail-sh_symbol">,</span> <span class="gmail-sh_string">'slc4a11'</span> <span class="gmail-sh_symbol">);<br></span><span class="gmail-sh_symbol"><span class="gmail-sh_keyword">my</span> <span class="gmail-sh_variable">$sequence</span> <span class="gmail-sh_symbol">=</span> <span class="gmail-sh_variable">$slice</span><span class="gmail-sh_symbol">-></span><span class="gmail-sh_function">seq</span><span class="gmail-sh_symbol">();</span>
<span class="gmail-sh_keyword">print</span> <span class="gmail-sh_variable">$sequence</span><span class="gmail-sh_symbol">,</span> <span class="gmail-sh_string">"\n"</span><span class="gmail-sh_symbol">;</span><br></span></pre><br></div><div class="gmail_default" style="font-family:tahoma,sans-serif">The print command should print what I see in the fasta or rtf file. Is that right?! I want to know if I understand that correctly and I am on the right track.<br></div><br><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><font face="tahoma,sans-serif">Regards,<br>Mahmood</font><br><br></div></div></div><br></div></div>