Dataset Details - RDF Portal

Rhea

Website

An expert curated resource of biochemical reactions designed for the annotation of enzymes and genome-scale metabolic networks and models.

Dataset specifications

Tags	Protein Enzyme
Provenance	Original
Registration	Added by RDF portal
Data provider	SIB and EMBL-EBI
Creator	Anne MorgatINRIA Grenoble Rhˆone-Alpes Thierry LombardotSwiss-Prot Group, SIB Swiss Institute of Bioinformatics Kristian B. AxelsenSwiss-Prot Group, SIB Swiss Institute of Bioinformatics Lucila AimoSwiss-Prot Group, SIB Swiss Institute of Bioinformatics Anne NiknejadVital-IT, SIB Swiss Institute of Bioinformatics Nevila Hyka-NouspikelSwiss-Prot Group, SIB Swiss Institute of Bioinformatics Elisabeth CoudertSwiss-Prot Group, SIB Swiss Institute of Bioinformatics Monica PozzatoSwiss-Prot Group, SIB Swiss Institute of Bioinformatics Marco PagniVital-IT, SIB Swiss Institute of Bioinformatics Sébastien MorettiDepartment of Ecology and Evolution, Biophore, Evolutionary Bioinformatics group,University of Lausanne Steven RosanoffEuropean Molecular Biology Laboratory, EuropeanBioinformatics Institute (EMBL-EBI) Joseph OnwubikoEuropean Molecular Biology Laboratory, EuropeanBioinformatics Institute (EMBL-EBI) Lydie BougueleretSwiss-Prot Group, SIB Swiss Institute of Bioinformatics Ioannis XenariosUniversity of Geneva, Department of Biochemistr Nicole RedaschiSwiss-Prot Group, SIB Swiss Institute of Bioinformatics Alan BridgeSwiss-Prot Group, SIB Swiss Institute of Bioinformatics
Issued	2026-01-28
Licenses	Attribution 4.0 International (CC BY 4.0)
Version	Rhea release 140
Download	https://rdfportal.org/download/rhea
SPARQL Endpoint	https://rdfportal.org/sib/sparql

Dataset statistics

Triples: 1962186

Subjects: 211004

Properties: 59

Objects: 596057

Classes: 2

SPARQL example queries

Example 1

Run on Endpoint

# Endpoint: https://sparql.rhea-db.org/sparql
# Description: Select all Rhea reactions (unspecified direction), with "Approved" status
# Parameter: status: (example: rhea:Approved)

PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX rhea: <http://rdf.rhea-db.org/>

SELECT ?Reaction ?status ?equation
WHERE {
    VALUES ?status { rhea:Approved }
    ?Reaction a rdfs:Class ;
        rhea:status ?status ;
        rhea:equation ?equation .
}
LIMIT 100

Example 2

Run on Endpoint

# Endpoint: https://sparql.rhea-db.org/sparql
# Description: Select all approved reactions using CHEBI:29985 (L-glutamate) as small molecule participant
# Parameter: sub_class_of: (example: rhea:Reaction)
#            status: (example: rhea:Approved)
#            chebi: (example: obo:CHEBI_29985)

PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX rhea: <http://rdf.rhea-db.org/>
PREFIX obo: <http://purl.obolibrary.org/obo/>

SELECT ?Reaction ?status ?equation ?chebi
WHERE {
    VALUES ?status { rhea:Approved }
    VALUES ?chebi { obo:CHEBI_29985 }
    ?Reaction a rdfs:Class ;
        rhea:status ?status ;
        rhea:equation ?equation ;
        rhea:compound / rhea:chebi ?chebi .
}
LIMIT 100

Datasets

Rhea

Dataset specifications

Dataset statistics

SPARQL example queries

Example 1

Example 2

Schema diagram