<http://www.phosphosite.org/phosphosite.owl#Provenance_psp> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.biopax.org/release/biopax-level3.owl#Provenance> .
<http://www.phosphosite.org/phosphosite.owl#Provenance_psp> <http://www.biopax.org/release/biopax-level3.owl#xref> <http://identifiers.org/pubmed/22135298> .
<http://www.phosphosite.org/phosphosite.owl#Provenance_psp> <http://www.biopax.org/release/biopax-level3.owl#displayName> "PhosphoSitePlus"^^<http://www.w3.org/2001/XMLSchema#string> .