Statistics for release 125 (2022-12-14)

The number of reactions given here is the number of reaction quartets.

Unique reactions: 15,453

Unique reaction participants: 12,972

Reaction participants help_outline
Type Participants Reactions
Small molecule (ChEBI) 10,970 15,392
Macromolecule (Rhea) 1,761 2,818
Polymer (Rhea) 241 284
Reactions by status help_outline
Approved 15,426
Preliminary 27
Reactions by qualifier
Chemically balanced 15,443
Transport 1,256
Linked database records
Database Data type Origin Unique database IDs Links Total reactions
EcoCyc Reaction Curated 1,577 1,622 1,607
MetaCyc Reaction Curated 8,704 9,007 8,809
Reactome Reaction Computed via ChEBI IDs 1,227 1,432 822
KEGG Reaction Curated 6,637 6,760 6,723
M-CSA Reaction Computed 138 138 136
Enzyme EC number Curated 5,964 7,527 7,253
PubMed Bibliographic citation Curated 17,256 33,582 14,754
ChEBI Compound Curated 12,071 73,213 15,453
GO Enzymes 4,354 4,360 4,350