PDB Statistics: PDB Data Distribution by R-free

PDB Statistics: PDB Data Distribution by R-free

Distribution of PDB structures by R-free. Data shown include structures solved by X-ray crystallography or electron microscopy.

R-free (%)	Number of Entries
< 0.14	1,703
0.14 - 0.15	1,541
0.15 - 0.16	2,313
0.16 - 0.17	3,744
0.17 - 0.18	5,705
0.18 - 0.19	8,491
0.19 - 0.2	11,855
0.2 - 0.21	14,923
0.21 - 0.22	17,458
0.22 - 0.23	19,531
0.23 - 0.24	19,710
0.24 - 0.25	18,713
0.25 - 0.26	16,762
0.26 - 0.27	13,618
0.27 - 0.28	10,650
0.28 - 0.29	8,087
0.29 - 0.3	5,266
0.3 - 0.31	2,675
0.31 - 0.32	1,751
>= 0.32	3,176

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.