Sandbox Reserved 431: Difference between revisions

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==Quiz Question 2==
==Quiz Question 2==
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The above two green scenes highlight the chiral center of the MTH1 inhibitor called crizotinib. Research has shown that the s-enantiomer binds with more affinity to it's MTH1 substrate but that it is not due to interaction with the protein itself at the binding site.
The above two green scenes highlight the chiral center of the MTH1 inhibitor called crizotinib. Research has shown that the (S)-enantiomer binds with more affinity to it's MTH1 substrate but that it is not due to interaction with the protein itself at the binding site.


<Structure load='4c9x' size='300' frame='true' align='left' caption='S-Enantiomer of Inhibitor at Binding Site' scene='48/483888/S-enantiomer_zoom_in/4'/>
<Structure load='4c9x' size='300' frame='true' align='left' caption='(S)-Enantiomer of Inhibitor at Binding Site' scene='48/483888/S-enantiomer_zoom_in/4'/>


<Structure load='4c9x' size='300' frame='true' align='center' caption='R-Enantiomer of Inhibitor at Binding Site' scene='48/483888/R-enantiomer_zoomed_in/1'/>
<Structure load='4c9x' size='300' frame='true' align='center' caption='(R)-Enantiomer of Inhibitor at Binding Site' scene='48/483888/R-enantiomer_zoomed_in/1'/>
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[[Image:S-crizo.gif|300px|left|thumb| Crizotinib Structure Modified from adooq.com]]
[[Image:S-crizo.gif|300px|left|thumb| Crizotinib Structure Modified from adooq.com]]
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Using the green scenes and the structure image can you see an unfavorable interaction near the chiral center in the r-enantiomer that does not exist in the s-enantiomer? Explain.
Using the green scenes and the structure image can you see an unfavorable interaction near the chiral center in the (R)-enantiomer that does not exist in the (S)-enantiomer? Explain.
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The conformation of the enantiomer is ___________ unfavored.
The conformation of the enantiomer is ___________ unfavored.