As of 2019-05-13, the Wikidata property EC number (P232) is used on 31,224 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 31,207
0.4239
P2566 ECHA InfoCard ID 30,928
0.9892
P235 InChIKey 29,628
0.1862
P234 InChI 29,489
0.1880
P661 ChemSpider ID 29,233
0.2337
P662 PubChem CID 29,105
0.1900
P652 UNII 26,456
0.4106
P3117 DSSTOX substance identifier 19,232
0.3829
P592 ChEMBL ID 14,012
0.2096
P683 ChEBI ID 10,507
0.0996
P1579 Reaxys registry number 7,043
0.1631
P665 KEGG ID 6,883
0.1719
P4964 SPLASH 5,840
0.1761
P679 ZVG number 5,835
0.1862
P646 Freebase ID 5,704
0.0044
P3345 RxNorm CUI 5,282
0.1514
P6689 MassBank Accession ID 5,032
0.1380
P486 MeSH Descriptor ID 4,331
0.0806
P715 DrugBank ID 3,652
0.0978
P2115 NDF-RT ID 2,512
0.0787
P2057 HMDB ID 2,434
0.0703
P2892 UMLS CUI 2,164
0.0433
P638 PDB structure ID 2,129
0.0382
P1578 Gmelin number 1,725
0.0529
P595 Guide to Pharmacology Ligand ID 1,712
0.0483
P2063 LIPID MAPS ID 1,645
0.0455
P657 RTECS number 1,644
0.0525
P267 ATC code 1,453
0.0456
P2064 KNApSAcK ID 1,419
0.0416
P1417 Encyclopædia Britannica Online ID 1,307
0.0071
P5076 Römpp online ID 1,188
0.0376
P3636 PDB ligand ID 1,001
0.0316
P3417 Quora topic ID 848
0.0041
P227 GND ID 794
0.0010
P4168 IEDB Epitope ID 771
0.0234
P695 UN number 469
0.0150
P628 E number 407
0.0130
P508 BNCF Thesaurus ID 405
0.0093
P1014 AAT ID 404
0.0082
P244 Library of Congress authority ID 357
0.0003
P3827 JSTOR topic ID 352
0.0064
P2085 Nikkaji ID 334
0.0106
P2924 Great Russian Encyclopedia Online ID 326
0.0044
P349 NDL Auth ID 319
0.0022
P4746 Elhuyar ZTH ID 293
0.0078
P2167 UNSPSC Code 228
0.0071
P3219 Encyclopædia Universalis ID 223
0.0035
P1296 Gran Enciclopèdia Catalana ID 205
0.0028
P1051 PSH ID 195
0.0053
P2581 BabelNet ID 176
0.0019

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P2566 ECHA InfoCard ID 30,928
0.9892
P231 CAS Registry Number 31,207
0.4239
P652 UNII 26,456
0.4106
P3117 DSSTOX substance identifier 19,232
0.3829
P661 ChemSpider ID 29,233
0.2337
P592 ChEMBL ID 14,012
0.2096
P662 PubChem CID 29,105
0.1900
P234 InChI 29,489
0.1880
P679 ZVG number 5,835
0.1862
P235 InChIKey 29,628
0.1862
P4964 SPLASH 5,840
0.1761
P665 KEGG ID 6,883
0.1719
P1579 Reaxys registry number 7,043
0.1631
P3345 RxNorm CUI 5,282
0.1514
P6689 MassBank Accession ID 5,032
0.1380
P683 ChEBI ID 10,507
0.0996
P715 DrugBank ID 3,652
0.0978
P486 MeSH Descriptor ID 4,331
0.0806
P2115 NDF-RT ID 2,512
0.0787
P2057 HMDB ID 2,434
0.0703
P1578 Gmelin number 1,725
0.0529
P657 RTECS number 1,644
0.0525
P595 Guide to Pharmacology Ligand ID 1,712
0.0483
P267 ATC code 1,453
0.0456
P2063 LIPID MAPS ID 1,645
0.0455
P2892 UMLS CUI 2,164
0.0433
P2064 KNApSAcK ID 1,419
0.0416
P638 PDB structure ID 2,129
0.0382
P5076 Römpp online ID 1,188
0.0376
P3636 PDB ligand ID 1,001
0.0316
P4168 IEDB Epitope ID 771
0.0234
P695 UN number 469
0.0150
P628 E number 407
0.0130
P2085 Nikkaji ID 334
0.0106
P508 BNCF Thesaurus ID 405
0.0093
P1014 AAT ID 404
0.0082
P4746 Elhuyar ZTH ID 293
0.0078
P2167 UNSPSC Code 228
0.0071
P1417 Encyclopædia Britannica Online ID 1,307
0.0071
P3827 JSTOR topic ID 352
0.0064
P1051 PSH ID 195
0.0053
P3471 WikiSkripta ID 159
0.0048
P3073 CosIng number 150
0.0048
P646 Freebase ID 5,704
0.0044
P2924 Great Russian Encyclopedia Online ID 326
0.0044
P5220 ICSC ID 132
0.0042
P3417 Quora topic ID 848
0.0041
P2027 Colour Index International constitution ID 122
0.0039
P4342 Store norske leksikon ID 147
0.0035
P3219 Encyclopædia Universalis ID 223
0.0035