Am I missing something? I can't find any documentation to describe the SecStructureGraphPopup and how to use it. It might be a way to compute a CSI profile. Is that true? Cheers, Paul -- Paul C. Driscoll Professor of Structural Biology --------------------------------------------------------------------- Prof. Paul C. Driscoll |Office (answer)phone: (44)-20 7679 7035 Dept. Biochem. & Mol. Biol. | Department fax: (44)-20 7679 7193 University College London | [log in to unmask] Gower Street, London WC1E 6BT| http://www.biochem.ucl.ac.uk/~driscoll