Art:Opening a Gate to Human Health: Difference between revisions

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New page: 400 px|right In the 1970s, an exciting discovery of a family of medicines was made by the Japanese scientist Satoshi Ōmura. It is one of these molecules which featu...
 
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[[Image:PDBe.png|150 px|right]]
[[Image:Oct2017.png|400 px|right]]
[[Image:Oct2017.png|400 px|right]]
'''Behind the Artwork and the Protein Structure'''


In the 1970s, an exciting discovery of a family of medicines was made by the Japanese scientist Satoshi Ōmura. It is one of these molecules which features in this artwork, created by Alice Clark from PDBe. It shows ivermectin bound in the ligand binding pocket of the Farnesoid X receptor, a protein which helps regulate cholesterol in humans. This structure showed that ivermectin induced transcriptional activity of FXR and could be used to regulate metabolism. The scientists suggest FXR as a potential mammalian drug target of ivermectin.
In the 1970s, an exciting discovery of a family of medicines was made by the Japanese scientist Satoshi Ōmura. It is one of these molecules which features in this artwork, created by Alice Clark from PDBe. It shows ivermectin bound in the ligand binding pocket of the Farnesoid X receptor, a protein which helps regulate cholesterol in humans. This structure showed that ivermectin induced transcriptional activity of FXR and could be used to regulate metabolism. The scientists suggest FXR as a potential mammalian drug target of ivermectin.




Explore this structure in 3D [[4wvd]] <ref>pmid 23728580</ref>
View in 3D <jmol>
  <jmolAppletButton>
    <urlcontents>/cgi-bin/getlateststructure?4wvd.gz;load /wiki/extensions/Proteopedia/spt/initialview01.spt</urlcontents>
    <text>Explore</text>
  </jmolAppletButton>
</jmol>  or go to PDB structure [[4wvd]] <ref>pmid 23728580</ref>




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'''How Ivermectin Works'''
'''How Ivermectin Works'''


In organisms affected by Ivermectin, it causes paralysis and ultimately death. It binds to glutamate-gated chloride channels - proteins in the membranes of nerve and muscle cells which let in chloride ions to pass the signal along. Because Ivermectin binds specifically to channels in invertebrates it leaves the channels in vertebrate cells, such as those in humans, unaffected. It specifically binds to the membrane spanning region (PDB entry [[3RI5]]), causing the channel to be stuck on ‘open’. This leads to increased permeability of chloride ions across the membrane and the inability of the nerves to pass on signals.
In organisms affected by Ivermectin, it causes paralysis and ultimately death. It binds to glutamate-gated chloride channels - proteins in the membranes of nerve and muscle cells which let in chloride ions to pass the signal along. Because Ivermectin binds specifically to channels in invertebrates it leaves the channels in vertebrate cells, such as those in humans, unaffected. It specifically binds to the membrane spanning region (PDB entry [[3ri5]]), causing the channel to be stuck on ‘open’. This leads to increased permeability of chloride ions across the membrane and the inability of the nerves to pass on signals.