</a>00018 <span class="comment">##</span>
<a name="l00019"></a>00019 <span class="comment">##      1 - EXPLICIT DEFINITION:</span>
<a name="l00020"></a>00020 <span class="comment">##              The pocket will be defined explicitely using a distance</span>
<a name="l00021"></a>00021 <span class="comment">##              criteria with respect to the ligand. Two way of defining</span>
<a name="l00022"></a>00022 <span class="comment">##              the pockets are available:</span>
<a name="l00023"></a>0002