Statistics (release 79, 2017-01-13)

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

Unique Rhea IDs: 9661

Unique compounds: 8445

Compounds
Type Compounds Reactions
small molecule (ChEBI) 7396 9623
generic compound (Rhea) 910 1072
polymer (Rhea) 137 163
not chemical (e-, hν) 2 14
Reactions by status
approved 9585
obsolete 54
preliminary 22
Reactions by qualifier
Chemically balanced 9648
Class of reactions 605
Transport 484
Cross references
Database Data type Origin Total Unique
ChEBI Compound Manually curated 48505 8355
IntEnz EC number Manually curated 6373 4979
UniPathway Reaction Manually curated 1920 1876
MetaCyc Reaction Manually curated 6262 6053
EcoCyc Reaction Manually curated 1411 1369
KEGG reaction Reaction Manually curated 5237 5125
Reactome Reaction Automatic via ChEBI IDs 737 710
MACiE Reaction Automatic via ChEBI IDs 137 137
UniProt Protein Automatic via EC numbers 306419 199696
PubMed Bibliographic citation Manually curated 16459 9600