try model-building with COOT, I did it and my body is now totally flat (like beta-sheets) and stiff (like alfa-helices)..--))
2012/7/17 Obayed Ullah <obayed.o...@yahoo.com> > http://www.acondicionamientos-sa.com/fevnzv.php?jrn=uoroea > -- Israel Sanchez Fernandez PhD Ramakrishnan-lab MRC Laboratory of Molecular Biology, Hills Road, Cambridge, CB2 0QH, UK