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Porphyrins MeSH Descriptor Data 2025


MeSH Heading
Porphyrins
Tree Number(s)
D03.383.129.578.840.500
D03.633.400.909.500
D04.345.783.500
D23.767.727
Unique ID
D011166
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D011166
Annotation
pigments; iron porphyrins = HEME or HEMIN, magnesium porphyrins = CHLOROPHYLL
Scope Note
A group of compounds containing the porphin structure, four pyrrole rings connected by methine bridges in a cyclic configuration to which a variety of side chains are attached. The nature of the side chain is indicated by a prefix, as uroporphyrin, hematoporphyrin, etc. The porphyrins, in combination with iron, form the heme component in biologically significant compounds such as hemoglobin and myoglobin.
Entry Term(s)
Porphyrin
Registry Numbers
0
NLM Classification #
QU 110
See Also
Porphobilinogen
Date Established
1966/01/01
Date of Entry
1999/01/01
Revision Date
2020/05/27
Porphyrins Preferred
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