Statistics (release 87, 2017-10-20)

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

Unique Rhea IDs: 10670

Unique compounds: 9346

Compounds
Type Compounds Reactions
small molecule (ChEBI) 8046 10628
generic compound (Rhea) 1131 1413
polymer (Rhea) 167 196
not chemical (e-, hν) 2 14
Reactions by status
approved 10577
obsolete 70
preliminary 23
Reactions by qualifier
Chemically balanced 10653
Class of reactions 676
Transport 503
Cross references
Database Data type Origin Total Unique
ChEBI Compound Manually curated 53318 9089
IntEnz EC number Manually curated 6892 5250
UniPathway Reaction Manually curated 1914 1871
MetaCyc Reaction Manually curated 6917 6631
EcoCyc Reaction Manually curated 1466 1419
KEGG reaction Reaction Manually curated 5680 5553
Reactome Reaction Automatic via ChEBI IDs 766 737
MACiE Reaction Automatic via ChEBI IDs 137 137
UniProt Protein Automatic via EC numbers 312017 203326
PubMed Bibliographic citation Manually curated 20030 11169