On Sat, Jan 19, 2013 at 4:14 AM, Qixu Cai <[log in to unmask]> wrote: > Could you please teach me any method to present the relationship between > resolution and B values of all the x-ray structures in Protein Data Bank. > Can the PDB statistics in RCSB do it? Perhaps, and I'm pretty sure PDBe has a similar service, and there are probably at least a half-dozen other ways to get this information, but it's basically just going to look like the attached plot. (Although I'm not sure I trust some of the very-low-B-factor structures at low resolution.) -Nat