The following people participate or have participated in the development of the KNOTTIN database:

• Laurent Chiche (Centre de Biochimie Structurale, Montpellier, France )
• Jean-Christophe Gelly (Université Paris Diderot, Paris, France )
• Jerôme Gracy (Centre de Biochimie Structurale, Montpellier, France )
• Annie Heitz (Centre de Biochimie Structurale, Montpellier, France )
• Charlotte Périn (INSERM, Paris, France )
• Guillaume Postic (Université Paris Diderot, Paris, France )

We also aknowledge valuable help by:

• Jean-Francois Hernandez (Institut des Biomolécules Max Mousseron, Montpellier, France )
• Dung Le-Nguyen (Centre de Pharmacologie et Biotechnologies pour la santé, Montpellier, France )
• Morgane Rousselot for initial compilation of bibliography on knottins (Station Biologique de Roscoff, France )
• Zahra Tadite for the March 2004 Update of the KNOTTIN database