@article {2009|1734, title = {PEP-FOLD: an online resource for de novo peptide structure prediction}, journal = {Nucleic Acids Res.}, volume = {37}, year = {2009}, month = {jul}, pages = {W498-W503}, doi = {10.1093/nar/gkp323}, author = {Maupetit, Julien and Philippe Derreumaux and Pierre Tuffery} }