1idf: Difference between revisions

New page: left|200px<br /><applet load="1idf" size="450" color="white" frame="true" align="right" spinBox="true" caption="1idf, resolution 2.5Å" /> '''ISOCITRATE DEHYDROGEN...
 
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[[Image:1idf.jpg|left|200px]]<br /><applet load="1idf" size="450" color="white" frame="true" align="right" spinBox="true"  
[[Image:1idf.jpg|left|200px]]<br /><applet load="1idf" size="350" color="white" frame="true" align="right" spinBox="true"  
caption="1idf, resolution 2.5&Aring;" />
caption="1idf, resolution 2.5&Aring;" />
'''ISOCITRATE DEHYDROGENASE K230M MUTANT APO ENZYME'''<br />
'''ISOCITRATE DEHYDROGENASE K230M MUTANT APO ENZYME'''<br />


==Overview==
==Overview==
Site-directed mutagenesis and Laue diffraction data to 2.5 A resolution, were used to solve the structures of two sequential intermediates formed, during the catalytic actions of isocitrate dehydrogenase. Both, intermediates are distinct from the enzyme-substrate and enzyme-product, complexes. Mutation of key catalytic residues changed the rate determining, steps so that protein and substrate intermediates within the overall, reaction pathway could be visualized.
Site-directed mutagenesis and Laue diffraction data to 2.5 A resolution were used to solve the structures of two sequential intermediates formed during the catalytic actions of isocitrate dehydrogenase. Both intermediates are distinct from the enzyme-substrate and enzyme-product complexes. Mutation of key catalytic residues changed the rate determining steps so that protein and substrate intermediates within the overall reaction pathway could be visualized.


==About this Structure==
==About this Structure==
1IDF is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Active as [http://en.wikipedia.org/wiki/Isocitrate_dehydrogenase_(NADP(+)) Isocitrate dehydrogenase (NADP(+))], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=1.1.1.42 1.1.1.42] Full crystallographic information is available from [http://ispc.weizmann.ac.il/oca-bin/ocashort?id=1IDF OCA].  
1IDF is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. Active as [http://en.wikipedia.org/wiki/Isocitrate_dehydrogenase_(NADP(+)) Isocitrate dehydrogenase (NADP(+))], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=1.1.1.42 1.1.1.42] Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1IDF OCA].  


==Reference==
==Reference==
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[[Category: Isocitrate dehydrogenase (NADP(+))]]
[[Category: Isocitrate dehydrogenase (NADP(+))]]
[[Category: Single protein]]
[[Category: Single protein]]
[[Category: Bolduc, J.M.]]
[[Category: Bolduc, J M.]]
[[Category: Dyer, D.H.]]
[[Category: Dyer, D H.]]
[[Category: Junior, D.E.Koshland.]]
[[Category: Junior, D E.Koshland.]]
[[Category: Scott, W.G.]]
[[Category: Scott, W G.]]
[[Category: Singer, P.]]
[[Category: Singer, P.]]
[[Category: Stoddard, B.L.]]
[[Category: Stoddard, B L.]]
[[Category: Sweet, R.M.]]
[[Category: Sweet, R M.]]
[[Category: oxidoreductase (nad(a)-choh(d))]]
[[Category: oxidoreductase (nad(a)-choh(d))]]


''Page seeded by [http://ispc.weizmann.ac.il/oca OCA ] on Tue Nov 20 17:18:42 2007''
''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Thu Feb 21 13:10:44 2008''

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