<http://linkedlifedata.com/resource/pubmed/chemical/Porphobilinogen+Synthase> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://linkedlifedata.com/resource/pubmed/Chemical> .
<http://linkedlifedata.com/resource/pubmed/chemical/Porphobilinogen+Synthase> <http://www.w3.org/2000/01/rdf-schema#label> "Porphobilinogen Synthase" .
<http://linkedlifedata.com/resource/pubmed/chemical/Porphobilinogen+Synthase> <http://linkedlifedata.com/resource/pubmed/registryNumber> "EC 4.2.1.24" .