A set of SPARQL examples that are used in different SIB resources
Proteins with alternative acetylation or Ubl conjugation (SUMO or Ubiquitin) at the same positions
PREFIX : <http://nextprot.org/rdf/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT DISTINCT ?entry WHERE {
?entry :isoform ?iso.
?iso :crossLink /:start ?ptmpos.
?iso :modifiedResidue ?ptm.
?ptm :start ?ptmpos.
?ptm rdfs:comment ?comment.
# We use this filter to select acetylations
filter regex(?comment, "acetyl","i")
}
graph TD
classDef projected fill:lightgreen;
classDef literal fill:orange;
classDef iri fill:yellow;
v1("?comment")
v2("?entry"):::projected
v3("?iso")
v5("?ptm")
v4("?ptmpos")
a1((" "))
f0[["regex(?comment,'acetyl','i')"]]
f0 --> v1
v2 --":isoform"--> v3
v3 --":crossLink"--> a1
a1 --":start"--> v4
v3 --":modifiedResidue"--> v5
v5 --":start"--> v4
v5 --"rdfs:comment"--> v1