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)	172,463	18,330	12,642	320	210	84	32	204,081
Protein/Oligosaccharide	10,043	3,027	34	8	10	2	0	13,124
Protein/NA	8,854	5,418	286	21	7	0	0	14,586
Nucleic acid (only)	2,954	185	1,536	2	15	3	1	4,696
Other	170	10	33	3	0	0	0	216
Oligosaccharide (only)	11	0	6	0	1	0	4	22
Total	194,495	26,970	14,537	354	243	89	37	236,725

PDB Structures with Experimental Data

184,600 have a structure factor file
11,506 have an NMR restraint file
6,039 have a chemical shifts file
4,343 have NMR unified data files (NEF and/or NMR-STAR format files)
26,443 3DEM maps were used for the determination of 26,682 PDB structures

PDB Structures with Small Molecule Data

179,473 with any non-polymer small molecules
177,850 with non-polymer small molecules of 100-300 Da
62,453 with non-polymer small molecules of 300-500 Da
42,907 with non-polymer small molecules of 500-1200 Da
43,742 with author-designated Ligand/s of Interest
4,594 with a biologically interesting short oligomer or oligomer-like BIRD molecules
13,305 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