CHEBI:26214 - porphyrins

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ChEBI Name porphyrins
ChEBI ID CHEBI:26214
Definition Natural pigments containing a fundamental skeleton of four pyrrole nuclei united through the α-positions by four methine groups to form a macrocyclic structure.
Stars This entity has been manually annotated by the ChEBI Team.
Roles Classification
Biological Role(s): cofactor
An organic molecule or ion (usually a metal ion) that is required by an enzyme for its activity. It may be attached either loosely (coenzyme) or tightly (prosthetic group).
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