Biological interlocked Process Ontology for metabolism Anatomical Therapeutic Chemical Classification Source
http://purl.obolibrary.org/obo/BiPOm#Activity http://purl.bioontology.org/ontology/STY/T052 LOOM
http://purl.obolibrary.org/obo/BiPOm#Enzyme http://purl.bioontology.org/ontology/STY/T126 LOOM
http://purl.obolibrary.org/obo/BiPOm#Chemical http://purl.bioontology.org/ontology/STY/T103 LOOM