I am looking for a software, hopefully shareware and runing on MacOS, allowing to edit aligned sequences - adding or removing gaps - after a clustalv run. -- Dr. D. van Tuinen INRA Laboratoire de Phytoparasitologie INRA/CNRS Centre de Microbiologie du Sol et de l'Environnement Domaine d'Epoisses 21110 BRETENIERES