• 1. Comprehensive Microbial Resource (CMR) Home Page
• Collected information on all publicly available, complete prokaryotic genomes

• 2. Ensembl Genome Browser
• Search or browse the genomes of a number of mammalian and non-mammalian species.

• 3. Entrez Genome Home
• NCBI. Search the genomes of 6 classes of organisms: Archaea, Bacteria, Eukaryotae, Viruses, Viroids, and Plasmids

• 4. J. Craig Venter Institute (Formerly TIGR)
• Formed by a merger of The Institute for Genomic Research,The Center for the Advancement of Genomics (TCAG), The J. Craig Venter Science Foundation, The Joint Technology Center, and the Institute for Biological Energy Alternatives (IBEA), this site contains all the TIGR databases

• 5. KEGG: Kyoto Encyclopedia of Genes and Genomes
• Organizes genomic info into 4 databases: pathway, ligands, genes, and BRITE (a system and organism level functional relationship database), plus has a genome atlas

• 6. NCBI Map Viewer
• NCBI. Provides a graphical illustration of genes on a genomic map, with options for parallel comparison among species' maps.

• 7. Online Bioinformatics Resource Collection
• This is an incredibly online search engine that searches all the online bioinformatics and molecular biology resources from Nucleic Acids Research's web issues and clusters the results by useful keywords. Offered by the University of Pittsburgh's Health Sciences Library

• 8. UCSC Genome Browser Home
• UCSC. This site contains the reference sequence and working draft assemblies for a large collection of genomes. It also provides a portal to the ENCODE project.