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Sandbox GGC13

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The active site contains three different binding pockets to accommodate the substrate, Nicotinamide, and adenine.
The active site contains three different binding pockets to accommodate the substrate, Nicotinamide, and adenine.
The substrate binding pocket relies on heavily on hydrogen binding and ionic interactions in order to effectively bind the substrate. Upon substrate binding, the substrate binding pocket undergoes a conformation change where interactions between the substrate or inhibitor and a glutamine residue (Q99) essentially pull the active loop closed.
The substrate binding pocket relies on heavily on hydrogen binding and ionic interactions in order to effectively bind the substrate. Upon substrate binding, the substrate binding pocket undergoes a conformation change where interactions between the substrate or inhibitor and a glutamine residue (Q99) essentially pull the active loop closed.
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<scene name='78/781197/Oxamate/1'>Close up interactions between the substrate binding pocket and the inhibitor, oxamate. The substrate active site to which oxamate is bound is in the closed conformation.</scene>
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<scene name='78/781197/Oxamate/3'>Close up interactions between the substrate binding pocket and the inhibitor, oxamate. The substrate active site to which oxamate is bound is in the closed conformation.</scene>
<scene name='78/781197/Nadh/1'>Close up interactions between the NADH and adenine binding pockets and the cofactor, NADH.</scene>
<scene name='78/781197/Nadh/1'>Close up interactions between the NADH and adenine binding pockets and the cofactor, NADH.</scene>

Revision as of 00:50, 22 April 2018

Crystal Structure of Lactate Dehydrogenase A

Crystal Structure L-Lactate Dehydrogenase A interacting with inhibitor, Oxamate

Drag the structure with the mouse to rotate

References

  1. Hanson, R. M., Prilusky, J., Renjian, Z., Nakane, T. and Sussman, J. L. (2013), JSmol and the Next-Generation Web-Based Representation of 3D Molecular Structure as Applied to Proteopedia. Isr. J. Chem., 53:207-216. doi:http://dx.doi.org/10.1002/ijch.201300024
  2. Herraez A. Biomolecules in the computer: Jmol to the rescue. Biochem Mol Biol Educ. 2006 Jul;34(4):255-61. doi: 10.1002/bmb.2006.494034042644. PMID:21638687 doi:10.1002/bmb.2006.494034042644
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