What do you think about starting a Bio C++ project? AFAIK there is now such at the moment and I know lot of people working in bioinformatics and using C++. Best regards, -- ............................................................................ Jaroslaw Zola Institute of Computer & Information Sciences tel/fax: +48(0)34 3250589 Technical University of Czestochowa zola at icis.pcz.czest.pl Dabrowskiego 73, 42-200 Czestochowa, Poland ............................................................................