Statistics (release 89, 2017-12-08)

In order to avoid redundancy, the number of reactions here refers only to master reactions, i.e. unspecified direction.

Unique Rhea IDs: 10741

Unique compounds: 9410

Compounds
Type Compounds Reactions
small molecule (ChEBI) 8088 10699
generic compound (Rhea) 1153 1450
polymer (Rhea) 167 202
not chemical (e-, hν) 2 16
Reactions by status
approved 10638
obsolete 80
preliminary 23
Reactions by qualifier
Chemically balanced 10724
Class of reactions 683
Transport 504
Cross references
Database Data type Origin Total Unique
ChEBI Compound Manually curated 53976 9182
IntEnz EC number Manually curated 6390 5260
UniPathway Reaction Manually curated 1913 1871
MetaCyc Reaction Manually curated 7018 6719
EcoCyc Reaction Manually curated 1476 1429
KEGG reaction Reaction Manually curated 5763 5634
Reactome Reaction Automatic via ChEBI IDs 766 737
MACiE Reaction Automatic via ChEBI IDs 137 137
UniProt Protein Automatic via EC numbers 293952 203843
PubMed Bibliographic citation Manually curated 20586 11479