FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term pyrenoid ID (Ontology) GO:1990732 (Gene Ontology)
Definition A non-membrane-bounded organelle found within the chloroplasts of algae and hornworts; responsible for carbon dioxide fixation.[ PubMed:23345319 ]
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cytoplasm
 |__plastid_______________________________
membraneless organelle                    |
 |__intracellular membraneless organelle__|
intracellular organelle                   |
 |__intracellular membraneless organelle__|
intracellular membrane-bounded organelle  |
 |__plastid_______________________________|
                                          pyrenoid
                                           |__pyrenoid tubule
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Is a intracellular membraneless organelle
Part of plastid
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Wikipedia:Pyrenoid