PDB Statistics: PDB Data Distribution by Experimental Method and Molecular Type

PDB Data Distribution by Experimental Method and Molecular Type

Molecular Type	X-ray	EM	NMR	Integrative	Multiple methods	Neutron	Other	Total
Protein (only)	173,127	18,683	12,651	320	213	84	32	205,110
Protein/Oligosaccharide	10,098	3,145	34	8	10	2	0	13,297
Protein/NA	8,893	5,518	286	21	7	0	0	14,725
Nucleic acid (only)	2,970	189	1,539	2	15	3	1	4,719
Other	170	10	33	3	0	0	0	216
Oligosaccharide (only)	11	0	6	0	1	0	4	22
Total	195,269	27,545	14,549	354	246	89	37	238,089

PDB Structures with Experimental Data

185,388 have a structure factor file
11,506 have an NMR restraint file
6,039 have a chemical shifts file
4,355 have NMR unified data files (NEF and/or NMR-STAR format files)
27,002 3DEM maps were used for the determination of 27,246 PDB structures

PDB Structures with Small Molecule Data

180,517 with any non-polymer small molecules
178,888 with non-polymer small molecules of 100-300 Da
62,799 with non-polymer small molecules of 300-500 Da
43,195 with non-polymer small molecules of 500-1200 Da
44,330 with author-designated Ligand/s of Interest
4,609 with a biologically interesting short oligomer or oligomer-like BIRD molecules
13,478 with with branched entities of oligosaccharides

Sunburst Chart for Experimental Method and Molecular Type

Inner most layer represents the distribution by experimental methods, X-ray is shown in blue; EM in orange; NMR in green; Multiple methods in yellow; Neutron in pink; Other in grey. Outer most layer further shows the distribution by molecular type of each correspond experimental method.

Mouse over to view the statistical description of the particular section; click on a section to zoom in that particular section's statistical distribution, and then click on the center bullseye to zoom out back to the previous distribution.

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.

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PDB Data Distribution by Experimental Method and Molecular Type

PDB Structures with Experimental Data

PDB Structures with Small Molecule Data

Sunburst Chart for Experimental Method and Molecular Type