Statistics for release 126 (2023-02-22)

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

Unique reactions: 15,572

Unique reaction participants: 13,038

Reaction participants help_outline
Type Participants Reactions
Small molecule (ChEBI) 11,034 15,511
Macromolecule (Rhea) 1,763 2,827
Polymer (Rhea) 241 284
Reactions by status help_outline
Approved 15,545
Preliminary 27
Reactions by qualifier
Chemically balanced 15,562
Transport 1,303
Linked database records
Database Data type Origin Unique database IDs Links Total reactions
EcoCyc Reaction Curated 1,576 1,622 1,609
MetaCyc Reaction Curated 8,733 9,037 8,859
Reactome Reaction Computed via ChEBI IDs 1,233 1,438 824
KEGG Reaction Curated 6,640 6,763 6,725
M-CSA Reaction Computed 138 138 136
Enzyme EC number Curated 5,964 7,528 7,254
PubMed Bibliographic citation Curated 17,313 33,797 14,876
ChEBI Compound Curated 12,138 73,645 15,572
GO Enzymes 4,380 4,386 4,376