Homology Detection Websites

Sensitive, selective, and rapid sequence database searching with gapped alignments - from Washington Univ.-St.Louis.

Open source tool for identifying serial repeats (tandem repeats) in DNA sequences.

Sequence comparision and search programs, including the rigorous Smith-Waterman algorithm (in FastA and Ssearch) - from the IGH, Montpellier FR.

Formatting of multiple sequence alignments to a color postscript file. Can include graphical features by using PDB entry.

Suite of alignment tools to detect conserved sequences, similar domain architecture, gene expression profiles, and SNP using protein or nucleotide targets. Includes support and archiving of strategies at NCBI, Bethesda, Maryland.

Detection and assessment of similarity between distantly related sequences by means of a variety of remotely-executable software - from the Swiss Inst. for Experimental Cancer Research.

Implementation of hidden Markov models for sequence analysis. Free UNIX software for nonprofit groups, and sequences can be submitted online.