Statistics (release 80, 2017-02-17)

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

Unique Rhea IDs: 9728

Unique compounds: 8495

Compounds
Type Compounds Reactions
small molecule (ChEBI) 7444 9690
generic compound (Rhea) 910 1073
polymer (Rhea) 139 164
not chemical (e-, hν) 2 14
Reactions by status
approved 9652
obsolete 55
preliminary 21
Reactions by qualifier
Chemically balanced 9715
Class of reactions 607
Transport 498
Cross references
Database Data type Origin Total Unique
ChEBI Compound Manually curated 48891 8401
IntEnz EC number Manually curated 6377 4976
UniPathway Reaction Manually curated 1919 1876
MetaCyc Reaction Manually curated 6274 6096
EcoCyc Reaction Manually curated 1416 1378
KEGG reaction Reaction Manually curated 5307 5201
Reactome Reaction Automatic via ChEBI IDs 736 709
MACiE Reaction Automatic via ChEBI IDs 137 137
UniProt Protein Automatic via EC numbers 308035 200585
PubMed Bibliographic citation Manually curated 16909 9869