BRENDA Tissue and Enzyme Source Ontology / 布兰达组织和酶源本体	Semantic Types Ontology / 语义类型本体	Source
http://purl.obolibrary.org/obo/BTO_0001494	http://purl.bioontology.org/ontology/STY/T004	LOOM
http://purl.obolibrary.org/obo/BTO_0001481	http://purl.bioontology.org/ontology/STY/T002	LOOM
http://purl.obolibrary.org/obo/BTO_0000174	http://purl.bioontology.org/ontology/STY/T018	LOOM
http://purl.obolibrary.org/obo/BTO_0000042	http://purl.bioontology.org/ontology/STY/T008	LOOM