A set of SPARQL examples that are used in different SIB resources
Proteins annotated as glycosylated but with no recorded glycosylation site
PREFIX : <http://nextprot.org/rdf/>
PREFIX nextprot_cv: <http://nextprot.org/rdf/terminology/>
SELECT DISTINCT ?entry WHERE {
?entry :isoform ?iso.
?iso :uniprotKeyword / :term nextprot_cv:KW-0325.
filter not exists { ?entry :isoform /:glycosylationSite ?_. }
}
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v2("?_")
v1("?entry"):::projected
v3("?iso")
a2((" "))
a1((" "))
c5([":terminology/KW-0325"]):::iri
f0[["not "]]
subgraph f0e0["Exists Clause"]
e0v1 --":isoform"--> e0a1
e0a1 --":glycosylationSite"--> e0v2
e0v2("?_"):::projected
e0v1("?entry"):::projected
e0a1((" ")):::projected
end
f0--EXISTS--> f0e0
f0 --> v1
f0 --> c1
f0 --> a1
f0 --> c2
f0 --> v2
v1 --":isoform"--> a1
a1 --":glycosylationSite"--> v2
v1 --":isoform"--> v3
v3 --":uniprotKeyword"--> a2
a2 --":term"--> c5