?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Ahmed%2C+Shubbir&rft.aulast=Ahmed&rft.aufirst=Shubbir&rft.issue=5&rft.volume=1784&rft.date=May+2008&rft.issn=0006-3002&rft.atitle=Conformational+behavior+of+polypeptides+derived+through+simultaneous+global+conservative+site-directed+mutagenesis+of+chymotrypsin+inhibitor+2.&rft.title=Biochimica+et+biophysica+acta&rft.pages=796-805&rft.genre=article