sparql-examples

A set of SPARQL examples that are used in different SIB resources

View the Project on GitHub sib-swiss/sparql-examples

90_How_many_reactions_involve_CHEBI_17815

rq turtle/ttl

How many reactions involve CHEBI:17815 (a 1,2-diacyl-sn-glycerol)?

Use at

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

PREFIX rh:<http://rdf.rhea-db.org/>
SELECT
  (count(?reaction) as ?reactionCount)
WHERE {
  ?reaction rdfs:subClassOf rh:Reaction .
  ?reaction rh:status rh:Approved .
  ?reaction rh:side ?reactionSide .

  ?reactionSide rh:contains ?participant .
  ?participant rh:compound ?compound .
  ?compound rh:chebi CHEBI:17815 .
}