Genome Informatics Series [Imperial College Press Genome Informatics 2007 - 7th Annual International Workshop on Bioinformatics and Systems Biology (IBSB 2007) - Institute for Medical Science, University of Tokyo, Japan (2007.07.31-2007.08.02)] Genome Informatics 2007 - Proceedings of the 7th Annual International Workshop on Bioinformatics and Systems Biology (IBSB 2007) - CONFORMATIONAL ENTROPY OF BIOMOLECULES: BEYOND THE QUASI-HARMONIC APPROXIMATION