Journal Article Research Support, N.I.H., Extramural Research Support, Non-U.S. Gov't Proteins Research Support, U.S. Gov't, Non-P.H.S. curvature CH index Fullerenes Nucleic Acids SC index Validation Study anisotropic filtration atomic flexibility coarse-graining electrostatics energy functional filtration fullerene internal cluster validation index isomer meshing multidimensional persistence multifiltration multiresolution surface multiscale multiscale persistence nanotube optimal CG sites persistent homology protein flexibility