Maricel Kann Richard A. Goldstein OPTIMA: A New Score Function for the Detection of Remote Homologs. 99-108 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2666&spage=99 2003 conf/msps/2003 Mathematical Methods for Protein Structure Analysis and Design db/conf/msps/msps2003.html#KannG03