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	Multiple methods	Neutron	Other	Total
Protein (only)	153,886	9,821	12,154	191	72	32	176,156
Protein/Oligosaccharide	9,042	1,705	32	7	1	0	10,787
Protein/NA	8,075	3,052	282	6	0	0	11,415
Nucleic acid (only)	2,645	78	1,443	12	2	1	4,181
Other	163	9	31	0	0	0	203
Oligosaccharide (only)	11	0	6	1	0	4	22
Total	173,822	14,665	13,948	217	75	37	202,764

PDB Structures with Experimental Data

163,859 have a structure factor file
11,300 have an NMR restraint file
5,833 have a chemical shifts file
16 have NMR unified data files (NEF and/or NMR-STAR format files)
14,208 3DEM maps were used for the determination of 14,408 PDB structures

PDB Structures with Small Molecule Data

153,580 with any non-polymer small molecules
152,162 with non-polymer small molecules of 100-300 Da
51,706 with non-polymer small molecules of 300-500 Da
35,543 with non-polymer small molecules of 500-1200 Da
25,272 with author-designated Ligand/s of Interest
4,337 with a biologically interesting short oligomer or oligomer-like BIRD molecules
10,961 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; NMR in orange; EM 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 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.

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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