PDB Statistics: Growth in Number of UniProtKB Entries with Known 3D Structure (Cumulative)

This chart shows the annual and cumulative numbers of unique UniProtKB entries in released PDB structures. The yearly bars (dark blue) tell how many new UniProtKB entries were added in a certain year.

Note: The total number of unique UniProtKB entries in the statistics table is linked to the group search result page. There is a default precision threshold in calculating the numbers for performance balance. So the statistics count may have a slight discrepancy compared to the actual non-redundant group search result when the result count approaches or goes above 10,000. The group search result page provides an accurate count. The statistics page provides the trend.

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YearNumber of New UniProtKB EntriesTotal Number of UniProtKB Entries
19761111
19771324
1978226
1979632
1980436
1981945
19821863
19831073
1984982
1985991
1986899
198711110
198830140
198936176
199054230
199170300
199260360
1993234594
19944881,082
19953641,446
19963971,843
19975502,393
19987603,153
19999314,084
20009955,079
200110866,165
200211227,287
200315988,885
2004219911,084
2005235613,440
2006272216,162
2007297919,141
2008286622,007
2009296124,968
2010299227,960
2011278430,744
2012286733,611
2013310236,713
2014390440,617
2015338143,998
2016375047,748
2017411851,866
2018385755,723
2019400259,725
2020491564,640
2021433468,974
2022540274,376
2023517179,547
2024266582,212