I believe SSM does just that: http://www.ebi.ac.uk/msd-srv/ssm/ Eugene On Tue, May 25, 2010 at 7:39 PM, Muhammed bashir Khan <[log in to unmask]> wrote: > Dear All; > > Can some body tell me a website for structure based sequence alignment, > which can also pin point the similar and identical residues in different > colors. > > regards > > Bashir > > > > > -- > Muhammad Bashir Khan > Department for Biomolecular Structural Chemistry > Max F. Perutz Laboratories > University of Vienna > Campus Vienna Biocenter 5 > A-1030 Vienna > Austria > > Phone: +43(1)427752224 > Fax: +43(1)42779522 >