Dr. G. P. S. Raghava Coordinator and Scientist, Bioinformatics Centre, Institute of Microbial Technology, Sector 39-A Chandigarh-160036. INDIA. Phone: +91-11-26907444, 2690908 Fax: +91-172-2690585, 2690632 Web: http://webs.iiitd.edu.in/raghava/ E-mail:raghava At imtech Dot res Dot in Mr. Hifzur Rahman Ansari Junior Research Fellow Bioinformatics Centre, Institute of Microbial Technology, Sector 39-A Chandigarh-160036. INDIA. E-mail:hrahman At imtech Dot res Dot in