RSC: Protein and Peptide Science Group
- Special interest section of the Royal Society of Chemistry, with contacts in Belfast and London.
- http://www.rsc.org/Membership/Networking/InterestGroups/ProteinPeptideScience/

American Peptide Society, Inc.
- Introduction, profile of officers, list of awards to members, program and abstracts from their symposia, links to meetings, and their journal, Biopolymers.
- http://www.americanpeptidesociety.com/

European Peptide Society
- Introduction and contacts in several countries.
- http://www.swan.ac.uk/chemistry/z__oldweb1998-99/staff/academic/jsd/eps/