PDB Statistics: Growth of Structures from 3DEM Experiments Released per Year
Experimental methods such as X-ray crystallography, NMR spectroscopy, and 3D electron microscopy are used to determine the location of each atom relative to each other in the molecule.
| Year | Total Number of Entries Available | Number of Structures Released Annually |
|---|---|---|
| 1991 | 1 | 1 |
| 1996 | 2 | 1 |
| 1997 | 3 | 1 |
| 1998 | 5 | 2 |
| 1999 | 7 | 2 |
| 2000 | 21 | 14 |
| 2001 | 34 | 13 |
| 2002 | 59 | 25 |
| 2003 | 88 | 29 |
| 2004 | 103 | 15 |
| 2005 | 127 | 24 |
| 2006 | 156 | 29 |
| 2007 | 176 | 20 |
| 2008 | 219 | 43 |
| 2009 | 263 | 44 |
| 2010 | 320 | 57 |
| 2011 | 372 | 52 |
| 2012 | 439 | 67 |
| 2013 | 558 | 119 |
| 2014 | 750 | 192 |
| 2015 | 966 | 216 |
| 2016 | 1,378 | 412 |
| 2017 | 1,942 | 564 |
| 2018 | 2,824 | 882 |
| 2019 | 4,275 | 1,451 |
| 2020 | 6,662 | 2,387 |
| 2021 | 9,613 | 2,951 |
| 2022 | 13,717 | 4,104 |
| 2023 | 18,296 | 4,579 |
| 2024 | 23,542 | 5,246 |
