To start working with APR file you can open it in the Alignment Editor in read-only mode or convert it to another format.

To do this, open the *.apr file. The following dialog will appear:

<center>
  <br>
  <img src="/wiki/download/attachments/20878944/Importing APR File.png"/>
  <br> 
</center>

If you choose the first option the file will be opened in the Alignment Editor as multiple sequence alignment in read-only mode. If you choose the second option the file will be converted to a corresponding format and open in UGENE.

The following formats are available: CLUSTALW, FASTA, Mega, MSF, NEXUS, Phylip Interleaved, Phylip Sequential, Stockholm.

To start working with ACE file you can open it in the Alignment Editor or import it to the UGENE database file.

To do this, open the *.ace file. The following dialog will appear:

<center>
  <br>
  <img src="/wiki/download/attachments/20878944/Import ACE File.png"/>
  <br> 
</center>

If you choose the first option the file will be opened in the Alignment Editor as multiple sequence alignment. If you choose the second option the file will be opened in Assembly Browser.