BCM Search Launcher (Alignments, Patterns, DB search)
Prap, Cross_match, RepeatMasker from Univ. of Washington
Computational Genomic Group at the Sanger Centre
PDB browser (Protein 3-D structures databank)
NCBI (GenBank, Protein Sequences, 3-D)
EMBL-European Bioinformatics Institute (EBI)