UK lab offers a collection of databases including heavy atom databank, 3D genomics, loop database, and genome assignments. Also find software and research info.

Find crystal structure information for over 220,000 organic and metal organic compounds. Features data for all three dimensions.

Expert Protein Analysis System offers its Enzyme nomenclature database, a repository of info relative to the nomenclature of enzymes. Includes a user manual.

Access a curated protein sequence database as well as a computer-annotated supplement that includes the translations of EMBL nucleotide sequence not listed in SWISS-PROT.

Access a fully-searchable database for the sequences of naturally-occurring peptaibols. Hosted by Birkbeck College's crystallography department.

University presents its CAMbridge database of Protein Alignments organized as Structural Superfamilies. Includes an overview of the data and references.

Department of Physics at Uppsala University in Sweden offers this repository of the COREX bibliography and database, the Henke x-ray scattering factors, and related data.