<HTTP://PATHWAYCOMMONS.ORG/PSI2BP#RXR-E9P921> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.biopax.org/release/biopax-level3.owl#RelationshipXref> .
<HTTP://PATHWAYCOMMONS.ORG/PSI2BP#RXR-E9P921> <http://www.biopax.org/release/biopax-level3.owl#db> "uniprotkb"^^<http://www.w3.org/2001/XMLSchema#string> .
<HTTP://PATHWAYCOMMONS.ORG/PSI2BP#RXR-E9P921> <http://www.biopax.org/release/biopax-level3.owl#id> "E9P921"^^<http://www.w3.org/2001/XMLSchema#string> .
<HTTP://PATHWAYCOMMONS.ORG/PSI2BP#RXR-E9P921> <http://www.biopax.org/release/biopax-level3.owl#relationshipType> <HTTP://PATHWAYCOMMONS.ORG/PSI2BP#_5572552031890622925> .