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
19771526
1978228
1979533
1980437
1981946
19821864
19831478
1984886
1985995
19867102
198710112
198821133
198944177
199050227
199156283
199266349
1993209558
19944681,026
19953561,382
19963891,771
19975662,337
19987613,098
19999574,055
200010295,084
200110856,169
200211537,322
200316088,930
2004217911,109
2005236213,471
2006272616,197
2007300919,206
2008286022,066
2009290624,972
2010305428,026
2011281530,841
2012295333,794
2013312736,921
2014396840,889
2015333044,219
2016375147,970
2017412752,097
2018397356,070
2019398960,059
2020492264,981
2021436469,345
2022539574,740
2023525879,998
2024156881,566