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.

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R-free (%)	Number of Entries
< 0.14	1,506
0.14 - 0.15	1,367
0.15 - 0.16	2,025
0.16 - 0.17	3,235
0.17 - 0.18	4,912
0.18 - 0.19	7,247
0.19 - 0.2	10,212
0.2 - 0.21	12,768
0.21 - 0.22	15,097
0.22 - 0.23	16,892
0.23 - 0.24	17,100
0.24 - 0.25	16,341
0.25 - 0.26	14,681
0.26 - 0.27	12,031
0.27 - 0.28	9,406
0.28 - 0.29	7,169
0.29 - 0.3	4,645
0.3 - 0.31	2,336
0.31 - 0.32	1,529
>= 0.32	2,744

RCSB PDB is funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.