A set of SPARQL examples that are used in different SIB resources
Check there are no protein domains with no entry associated
PREFIX : <http://nextprot.org/rdf/>
PREFIX cv: <http://nextprot.org/rdf/terminology/>
select distinct ?domain where {
?domain a :NextprotDomainCv .
filter not exists { ?entry :isoform / :region / :term ?domain. }
}
order by ?domain
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v1("?domain"):::projected
v2("?entry")
a1((" "))
a2((" "))
c5([":NextprotDomainCv"]):::iri
f0[["not "]]
subgraph f0e0["Exists Clause"]
e0v1 --":isoform"--> e0a1
e0a1 --":region"--> e0a2
e0a2 --":term"--> e0v2
e0v2("?domain"):::projected
e0v1("?entry"):::projected
e0a1((" ")):::projected
e0a2((" ")):::projected
end
f0--EXISTS--> f0e0
f0 --> v2
f0 --> c1
f0 --> a1
f0 --> c2
f0 --> a2
f0 --> c3
f0 --> v1
v2 --":isoform"--> a1
a1 --":region"--> a2
a2 --":term"--> v1
v1 --"a"--> c5