SPARQL example query

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16: Select all Rhea reactions that have a pair of ChEBI IDs as reaction participant and in opposite side

# Query 16 # Select all Rhea reactions that have a pair of ChEBI IDs as reaction participant and in opposite side # Return Rhea reactions that have CHEBI:29985 (L-glutamate) as reaction participant in one side # and CHEBI:58359 (L-glutamine) in the other side # # This query cannot be expressed in the Rhea web site SELECT ?chebi1 ?name1 ?chebi2 ?name2 ?rhea ?equation WHERE { VALUES (?chebi1) { (CHEBI:29985) } ?chebi1 up:name ?name1 . ?rhea rh:side ?reactionSide1 . ?reactionSide1 rh:contains / rh:compound / rh:chebi ?chebi1 . VALUES (?chebi2) { (CHEBI:58359) } ?chebi2 up:name ?name2 . ?rhea rh:side ?reactionSide2 . ?reactionSide2 rh:contains / rh:compound / rh:chebi ?chebi2 . ?reactionSide1 rh:transformableTo ?reactionSide2 . ?rhea rh:equation ?equation . }Use

17: Select all Rhea reactions that involve a lipid, i.e a children of CHEBI:18059 in the ChEBI hierarchy.

# Query 17 # Select all Rhea reactions that involve a lipid, i.e a children of CHEBI:18059 in the ChEBI hierarchy. # # This query corresponds to the Rhea web site query : # https://www.rhea-db.org/rhea?query=chebi:18059 # SELECT distinct ?chebi ?name ?rhea ?equation WHERE { ?rhea rdfs:subClassOf rh:Reaction . ?rhea rh:equation ?equation . ?rhea rh:side/rh:contains/rh:compound ?compound . # # the ChEBI can be used either as a small molecule, the reactive part of a macromolecule or as a polymer. # { ?chebi rdfs:subClassOf* CHEBI:18059 . ?compound (rh:chebi|(rh:reactivePart/rh:chebi)|(rh:underlyingChebi/rh:chebi)) ?chebi . } UNION { ?not7_3 rdfs:subClassOf* CHEBI:18059 . ?not7_3 rdfs:subClassOf ?chebiRestriction . ?chebiRestriction a owl:Restriction . ?chebiRestriction owl:onProperty chebihash:has_major_microspecies_at_pH_7_3 . ?chebiRestriction owl:someValuesFrom ?chebi . ?compound (rh:chebi|(rh:reactivePart/rh:chebi)|(rh:underlyingChebi/rh:chebi)) ?chebi . } ?chebi up:name ?name . }Use
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