Skip to main content

Table 1 Number of records and number of terms in the terminological resources.

From: Recognition of chemical entities: combining dictionary-based and grammar-based approaches

Resource Number of compounds Number of terms Structure
ChEBI 23,240 85,036 Yes
ChEMBL 22,245 29,488 Yes
ChemSpider 2,957,105 5,235,393 Yes
DrugBank 6516 31,991 Yes
HMDB 40,200 364,541 Yes
NPC 14,666 131,795 Yes
TTD 3,196 127,568 Yes
PubChem 4,235,189 19,420,462 Yes
Jochem 362,928 2,062,333 No
UMLS 329,464 743,791 No
ChEBI Family 22,635 90,166 No