Molecular Genetics Laboratory: Research Tools.

BLAST Search (Basic, Advanced) at NCBI Basic Local Alignment Research Tool.
BLITZ Search at EMBL. Extremely fast comparisons of protein sequences against the Swiss-Prot database.
CMS Molecular Biology Resource. Protein sequence homology
dbEST at NCBI. Database of Expressed Sequence Tags or "single-pass" cDNA sequences.
dbSTS at NCBI. Database of Sequence Tagged Sites or short genomic landmark sequences.
Fast3 Search at EMBL. Compare a nucleic acid sequence to nucleotide sequence databases.
UMBER. UMBER provides facilities for interrogating the PRINTS fingerprint database and the OWL composite sequence database..
Sequence Alignment and Modeling System from the CBG at UC.
SWISS-SHOP at ExPASy. Automated SwissProt and Prosite information queries.
SWISS-PROT at ExPASy. Annotated protein sequence database.

CUTG at DISC. Searchable index of codon usage tables.
PRINTS from the BSM Group at UCL. Protein motif fingerprints database.
PROSITE at EMBL / PROSITE at ExPASy. Compare your protein sequence against the PROSITE pattern database.
Web Promoter Scan (mirror) at BIMAS. Predicts Promoter regions based on scoring homologies with putative eukaryotic Pol II promoter sequences.
Web Signal Scan (mirror) at BIMAS. Find and list homologies of published signal sequences with the input DNA sequence.

Pfam at the Sanger Center. Protein Domain Database. A comprehensive collection of families of protein domains.
PredictProtein at EMBL. An automatic service for the prediction of protein structure.
PSORT at IMCB. Prediction of Protein Sorting Signals coded in amino acid sequence.