| Name | Link | Comments |
| PubMed | http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=PubMed | A collection of biomedical articles from the National Library of Medicine. |
| GenBank | http://www.psc.edu/general/software/packages/genbank/genbank.html | A genetic sequence database containing all DNA sequences available to the public. |
| EMBL/EBI | http://www.ebi.ac.uk/embl/index.html | A nucleotide sequence database from Europe. |
| ENTREZ | http://www.ncbi.nlm.nih.gov/Entrez/index.html | A multi-database search engine for life sciences. |
| SWISS-PROT | http://www.expasy.org/sprot/ | Another protein sequence database. |
| PDB | http://www.rcsb.org/pdb/ | The Protein Data Bank. A collection of 3D molecular structural data. |
| PROWL | http://prowl.rockefeller.edu/ | A collection of databases and software tools needed for their analysis. |
| BIND | http://www.bind.ca/ | Biomolecular Interaction Network Database. A database of molecular interactions. |
| KEGG | http://www.genome.jp/kegg/ | Kyoto Encyclopedia of Genes and Genomes. |