EBI, part of the European Molecular Biology Laboratory, provides databases and tools that allow users to find and share data, perform complex queries and analyze the results. Resources include Ensembl, UniProt, and ArrayExpress.
NCBI maintains a variety of databases for finding and analyzing molecular biology, biochemistry and genetic data, including GenBank, Gene, Nucleotide Database, and Protein Database. Search a single database, or across all databases.
Searchable collection of databases that have been described in the journal, Nucleic Acids Research. Databases are organized by category, and each entry has a description of the database and/or a link to the review in Nucleic Acids Research.