PDB Statistics: Unique Number of Domains (SCOP/SCOPe, ECOD, SCOP, CATH) in Released PDB Structures (Annual)

Select SCOP/SCOPe, ECOD, or CATH to show the number of unique domains added by the resource in each year. All classifications may be displayed simultaneously.

Please note that some of the resources (e.g. CATH) may be lagging behind the PDB, so data for the last year might be undercounting the number of domains in the PDB.

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Domain Type:

YearUnique Number of Domains
197613
197724
19783
197913
19807
198114
198231
198341
198422
198522
198616
198719
198855
198976
1990186
1991183
1992179
1993685
19941,395
1995977
19961,159
19971,591
19982,204
19992,532
20002,896
20013,360
20023,528
20034,963
20045,922
20056,413
20067,185
20078,089
20088,486
20098,672
20109,005
20119,444
201210,264
201311,990
201423,662
201516,518
201620,866
201719,045
201821,415
201923,668
202033,213
202128,831
202236,977
202337,994
202440,636
202525,639
20266,731