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aphidicolin

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aphidicolin

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Aphidicolin is a tetracyclic diterpene antibiotic isolated from the fungus Cephalosporum aphidicola with antiviral and antimitotic properties. Aphidicolin is a reversible inhibitor of eukaryotic nuclear DNA replication. It blocks the cell cycle at early S phase. It is a specific inhibitor of DNA polymerase Alpha and Delta in eukaryotic cells and in some viruses (vaccinia and herpesviruses) and an apoptosis inducer in HeLa cells. Natural aphidicolin is a secondary metabolite of the fungus Nigrospora oryzae.

Chemical data

Formula
C20H34O4
Molecular weight
338.5 g/mol
IUPAC name
(1S,2S,5R,6R,7R,10S,12R,13R)-6,13-bis(hydroxymethyl)-2,6-dimethyltetracyclo[10.3.1.01,10.02,7]hexadecane-5,13-diol
SMILES
C[C@]12CC[C@H]([C@@]([C@@H]1CC[C@@H]3[C@@]24CC[C@@]([C@H](C3)C4)(CO)O)(C)CO)O
InChIKey
NOFOAYPPHIUXJR-APNQCZIXSA-N
XLogP
2.5
Polar surface area
80.9 Ų
H-bond donors
4
H-bond acceptors
4
Formal charge
0

via PubChem

Wikidata facts

Has part
hydrogen
Mass
338.24571
Show 5 more facts
chemical formula
C₂₀H₃₄O₄
isomeric SMILES
C[C@]12CC[C@H]([C@@]([C@@H]1CC[C@@H]3C24CC[C@@]([C@H](C3)C4)(CO)O)(C)CO)O
canonical SMILES
CC12CCC(C(C1CCC3C24CCC(C(C3)C4)(CO)O)(C)CO)O
subject has role
enzyme inhibitor
found in taxon
Pyrenula
Sources (4)

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Encyclopedic overview

2 sections
Contents
  • References
  • Bibliography

Aphidicolin is a tetracyclic diterpene antibiotic isolated from the fungus Cephalosporum aphidicola with antiviral and antimitotic properties. Aphidicolin is a reversible inhibitor of eukaryotic nuclear DNA replication. It blocks the cell cycle at early S phase. It is a specific inhibitor of DNA polymerase Alpha and Delta in eukaryotic cells and in some viruses (vaccinia and herpesviruses) and an apoptosis inducer in HeLa cells. Natural aphidicolin is a secondary metabolite of the fungus Nigrospora oryzae.

== References ==

Excerpted from Wikipedia’s “aphidicolin” article, available under the CC BY-SA 4.0 licence.

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