Statistics for release 128 (2023-06-28)

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

Unique reactions: 16,112

Unique reaction participants: 13,402

Reaction participants help_outline
Type Participants Reactions
Small molecule (ChEBI) 11,375 16,051
Macromolecule (Rhea) 1,782 2,919
Polymer (Rhea) 245 286
Reactions by status help_outline
Approved 16,086
Preliminary 26
Reactions by qualifier
Chemically balanced 16,102
Transport 1,457
Linked database records
Database Data type Origin Unique database IDs Links Total reactions
EcoCyc Reaction Curated 1,585 1,631 1,619
MetaCyc Reaction Curated 8,831 9,136 8,980
Reactome Reaction Computed via ChEBI IDs 1,252 1,495 849
KEGG Reaction Curated 6,650 6,775 6,737
M-CSA Reaction Computed 138 138 136
Enzyme EC number Curated 5,996 7,601 7,324
PubMed Bibliographic citation Curated 17,608 34,689 15,362
ChEBI Compound Curated 12,494 76,018 16,112
GO Enzymes 4,386 4,393 4,381