A set of SPARQL examples that are used in different SIB resources
Find enzymes with a Tyrosine (Y) as an active site
PREFIX faldo: <http://biohackathon.org/resource/faldo#>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX up: <http://purl.uniprot.org/core/>
SELECT
?protein
WHERE {
?protein up:annotation ?activeSiteAnnotation .
?activeSiteAnnotation a up:Active_Site_Annotation ;
up:range ?range .
?range faldo:begin ?begin .
?begin faldo:position ?beginPosition ;
faldo:reference ?sequence .
?sequence rdf:value ?sequenceVal .
FILTER(SUBSTR(?sequenceVal, ?beginPosition, 1) = 'Y')
}
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v4("?activeSiteAnnotation")
v6("?begin")
v2("?beginPosition")
v3("?protein"):::projected
v5("?range")
v7("?sequence")
v1("?sequenceVal")
c5(["up:Active_Site_Annotation"]):::iri
f0[["substring(?sequenceVal,?beginPosition,'1^^xsd:integer') = 'Y'"]]
f0 --> v1
f0 --> v2
v3 --"up:annotation"--> v4
v4 --"a"--> c5
v4 --"up:range"--> v5
v5 --"faldo:begin"--> v6
v6 --"faldo:position"--> v2
v6 --"faldo:reference"--> v7
v7 --"rdf:value"--> v1