Statistics (release 104, 2019-06-05)

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

Unique Rhea IDs: 12041

Unique compounds: 10502

Compounds
Type Compounds Reactions
small molecule (ChEBI) 8919 11994
generic compound (Rhea) 1356 2033
polymer (Rhea) 225 264
not chemical (e-, hν) 2 18
Reactions by status
approved 11917
obsolete 106
preliminary 18
Reactions by qualifier
Chemically balanced 12028
Class of reactions 771
Transport 523
Cross references
Database Data type Origin Total Unique
ChEBI Compound Manually curated 59516 9860
IntEnz EC number Manually curated 6808 5550
MetaCyc Reaction Manually curated 7702 7377
EcoCyc Reaction Manually curated 1520 1474
KEGG reaction Reaction Manually curated 6389 6255
Reactome Reaction Automatic via ChEBI IDs 866 816
MACiE Reaction Automatic via ChEBI IDs 139 139
PubMed Bibliographic citation Manually curated 24906 13762