Keywords: 1PFQ.png Ribbon diagram of human dipeptidyl peptidase-4 <br>Created using http //www accelrys com/products/downloads/ds_visualizer/index html Accelrys DS Visualizer Pro 1 6 and the GIMP From PDB entry http //www rcsb org/pdb/cgi/explore cgi pdbId 1PFQ 1PFQ 2006-11-21 Own work Hydrolases |