<li><strong>by ID</strong><em><br>
This will sort the sequences according to sequence name. If the sort is
repeated, the order of the sorted sequences will be inverted. </em></li>
+ <li><strong>by Length</strong><em><br>
+ This will sort the sequences according to their length (excluding gap characters). If the sort is
+ repeated, the order of the sorted sequences will be inverted. </em></li>
<li><strong>by Group</strong><strong><br>
</strong><em>This will sort the sequences according to sequence name.
If the sort is repeated, the order of the sorted sequences will be inverted.