Enter a coordinate file (in PDB format) of the core domain of a protein kinase: Example: my1stc.pdb OR Enter the 4 letters PDB code of a protein: Define the substructure ( or not for blind docking ) Draw a non flexible substructure Enable Java in your browser ! OR Enter the smile code OR upload its pdb file Choose the ligand database. You may choose several ones. Chimiotheque Nationale (UMR7081) CMC base Bio-compounds base NCI base CHEMBRIDGE base