As of 2019-10-07, the Wikidata property EC number (P232) is used on 31,586 items.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P231 CAS Registry Number 31,571
0.4259
P2566 ECHA InfoCard ID 31,411
0.9938
P235 InChIKey 29,783
0.1855
P234 InChI 29,628
0.1873
P661 ChemSpider ID 29,428
0.2338
P662 PubChem CID 29,408
0.1902
P652 UNII 26,590
0.4110
P3117 DSSTOX substance identifier 19,400
0.3815
P592 ChEMBL ID 14,062
0.2093
P683 ChEBI ID 10,549
0.0996
P1579 Reaxys registry number 7,073
0.1625
P665 KEGG ID 6,903
0.1708
P679 ZVG number 5,872
0.1853
P4964 SPLASH 5,852
0.1747
P646 Freebase ID 5,715
0.0044
P3345 RxNorm CUI 5,297
0.1503
P6689 MassBank Accession ID 5,059
0.1375
P486 MeSH descriptor ID 4,312
0.0764
P715 DrugBank ID 3,671
0.0974
P2115 NDF-RT ID 2,518
0.0780
P2057 HMDB ID 2,447
0.0698
P2892 UMLS CUI 2,166
0.0426
P638 PDB structure ID 2,143
0.0382
P1578 Gmelin number 1,730
0.0525
P595 Guide to Pharmacology Ligand ID 1,723
0.0481
P2063 LIPID MAPS ID 1,651
0.0451
P657 RTECS number 1,646
0.0520
P267 ATC code 1,462
0.0454
P1417 Encyclopædia Britannica Online ID 1,425
0.0074
P2064 KNApSAcK ID 1,419
0.0412
P5076 Römpp online ID 1,192
0.0373
P3636 PDB ligand ID 1,007
0.0314
P3417 Quora topic ID 855
0.0041
P1296 Gran Enciclopèdia Catalana ID 821
0.0062
P227 GND ID 802
0.0010
P4168 IEDB Epitope ID 791
0.0237
P6694 MeSH concept ID 532
0.0168
P695 UN number 471
0.0149
P672 MeSH code 454
0.0113
P1014 AAT ID 421
0.0082
P628 E number 412
0.0130
P508 BNCF Thesaurus ID 407
0.0093
P244 Library of Congress authority ID 361
0.0003
P2085 Nikkaji ID 356
0.0112
P3827 JSTOR topic ID 350
0.0063
P2924 Great Russian Encyclopedia Online ID 337
0.0044
P349 National Diet Library Auth ID 320
0.0022
P4746 Elhuyar ZTH ID 296
0.0078
P2167 UNSPSC Code 235
0.0072
P3219 Encyclopædia Universalis ID 226
0.0035

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P2566 ECHA InfoCard ID 31,411
0.9938
P231 CAS Registry Number 31,571
0.4259
P652 UNII 26,590
0.4110
P3117 DSSTOX substance identifier 19,400
0.3815
P661 ChemSpider ID 29,428
0.2338
P592 ChEMBL ID 14,062
0.2093
P662 PubChem CID 29,408
0.1902
P234 InChI 29,628
0.1873
P235 InChIKey 29,783
0.1855
P679 ZVG number 5,872
0.1853
P4964 SPLASH 5,852
0.1747
P665 KEGG ID 6,903
0.1708
P1579 Reaxys registry number 7,073
0.1625
P3345 RxNorm CUI 5,297
0.1503
P6689 MassBank Accession ID 5,059
0.1375
P683 ChEBI ID 10,549
0.0996
P715 DrugBank ID 3,671
0.0974
P2115 NDF-RT ID 2,518
0.0780
P486 MeSH descriptor ID 4,312
0.0764
P2057 HMDB ID 2,447
0.0698
P1578 Gmelin number 1,730
0.0525
P657 RTECS number 1,646
0.0520
P595 Guide to Pharmacology Ligand ID 1,723
0.0481
P267 ATC code 1,462
0.0454
P2063 LIPID MAPS ID 1,651
0.0451
P2892 UMLS CUI 2,166
0.0426
P2064 KNApSAcK ID 1,419
0.0412
P638 PDB structure ID 2,143
0.0382
P5076 Römpp online ID 1,192
0.0373
P3636 PDB ligand ID 1,007
0.0314
P4168 IEDB Epitope ID 791
0.0237
P6694 MeSH concept ID 532
0.0168
P695 UN number 471
0.0149
P628 E number 412
0.0130
P672 MeSH code 454
0.0113
P2085 Nikkaji ID 356
0.0112
P508 BNCF Thesaurus ID 407
0.0093
P1014 AAT ID 421
0.0082
P4746 Elhuyar ZTH ID 296
0.0078
P1417 Encyclopædia Britannica Online ID 1,425
0.0074
P2167 UNSPSC Code 235
0.0072
P3827 JSTOR topic ID 350
0.0063
P1296 Gran Enciclopèdia Catalana ID 821
0.0062
P7049 AICS Chemical ID 180
0.0057
P1051 PSH ID 194
0.0052
P3471 WikiSkripta ID 174
0.0052
P5220 ICSC ID 151
0.0048
P3073 CosIng number 151
0.0048
P2924 Great Russian Encyclopedia Online ID 337
0.0044
P646 Freebase ID 5,715
0.0044