@prefix ex: <https://sparql.uniprot.org/.well-known/sparql-examples/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix schema: <https://schema.org/> .
@prefix sh: <http://www.w3.org/ns/shacl#> .
@prefix spex:<https://purl.expasy.org/sparql-examples/ontology#> .

ex:36 a sh:SPARQLExecutable,
        sh:SPARQLSelectExecutable ;
    rdfs:comment "Find the orthologous proteins for UniProtKB entry P05067 using the <a href=\"http://www.orthod.org\">OrthoDB database</a>"^^rdf:HTML ;
    sh:prefixes _:sparql_examples_prefixes ;
    sh:select """PREFIX orthodb: <http://purl.orthodb.org/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
PREFIX uniprotkb: <http://purl.uniprot.org/uniprot/>
PREFIX up: <http://purl.uniprot.org/core/>

SELECT
  ?protein
  ?orthoGroup
  ?scientificName
  ?functionComment
  ?prefferedGeneName
  ((STRLEN(?value) - ?medianLength) as ?deviationFromMedianLength)
WHERE
{
  BIND(uniprotkb:P05067 AS ?protein)
  ?protein a up:Protein ;
    up:organism/up:scientificName ?scientificName ;
    up:encodedBy/skos:prefLabel ?prefferedGeneName ;
    up:sequence/rdf:value ?value .
  # We do not ask the UniProt endpoint for the ?orthoGroup from the
  # cross-reference as these can be out of date. We trust the content
  # of the orthodb endpoint
  OPTIONAL {
    ?protein up:annotation ?functionAnnotation .
    ?functionAnnotation a up:Function_Annotation ;
      rdfs:comment ?functionComment .
  }
  SERVICE <https://sparql.orthodb.org/sparql/>{
    ?orthoGroup orthodb:ogMedianProteinLength ?medianLength .
    ?orthoGroup orthodb:hasMember ?xref .
    ?xref orthodb:xref/orthodb:xrefResource ?protein .
  }
}""" ;
    schema:keywords "ortholog" ;
    schema:target <https://sparql.uniprot.org/sparql/> ;
    spex:federatesWith <https://sparql.orthodb.org/sparql/> .