<tool id="EMBOSS: kneighbor" name="kneighbor" version="1.0.2">
  <description>Phylogenies from distance matrix by N-J or UPGMA method using neighbor</description>
  <command>kneighbor -seqall $input1  -auto -outfile $out_file1</command>
  <inputs>
  <param format="data" name="input1" type="data">
    <label>Sequence</label>
  </param>

  </inputs>
  <outputs>
    <data format="txt" name="out_file1" label="${tool.name} for ${input1.name}" />    
  </outputs>
</tool>