                        sort-action="sortBy(mixed, 'totalAlleles')"                               
                                predicate="mixed.predicate" reverse="mixed.reverse"
                                sort-field="totalAlleles" numeric="true">
                                </pdg-sortable>
                            </th>
                            <th class="text-center head-column">
                                <pdg-sortable name="Alelos comp." sort-action="sortBy(mixed, 'sharedAllelePo