| Dataset | HumanCyc Pathways |
| Category | structural or functional annotations |
| Type | pathway |
| Description | The chemical reactions and pathways leading to the formation of tetrapyrroles, natural pigments containing four pyrrole rings joined by one-carbon units linking position 2 of one pyrrole ring to position 5 of the next. (Gene Ontology, GO_0033014) |
| External Link | http://humancyc.org/HUMAN/NEW-IMAGE?type=PATHWAY&object=PWY-5189 |
| Similar Terms | |
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5 proteins participating in the tetrapyrrole biosynthesis pathway from the HumanCyc Pathways dataset.
