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New page: left|200px<br /> <applet load="1vig" size="450" color="white" frame="true" align="right" spinBox="true" caption="1vig" /> '''NMR STUDY OF VIGILIN, REPEAT 6, 40 STRUCTUR...
 
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[[Image:1vig.gif|left|200px]]<br />
[[Image:1vig.gif|left|200px]]<br /><applet load="1vig" size="350" color="white" frame="true" align="right" spinBox="true"  
<applet load="1vig" size="450" color="white" frame="true" align="right" spinBox="true"  
caption="1vig" />
caption="1vig" />
'''NMR STUDY OF VIGILIN, REPEAT 6, 40 STRUCTURES'''<br />
'''NMR STUDY OF VIGILIN, REPEAT 6, 40 STRUCTURES'''<br />


==Overview==
==Overview==
The KH module is a sequence motif found in a number of proteins that are, known to be in close association with RNA. Experimental evidence suggests, a direct involvement of KH in RNA binding. The human FMR1 protein, which, has two KH domains, is associated with fragile X syndrome, the most common, inherited cause of mental retardation. Here we present the, three-dimensional solution structure of the KH module. The domain consists, of a stable beta alpha alpha beta beta alpha fold. On the basis of our, results, we suggest a potential surface for RNA binding centered on the, loop between the first two helices. Substitution of a well-conserved, hydrophobic residue located on the second helix destroys the KH fold; a, mutation of this position in FMR1 leads to an aggravated fragile X, phenotype.
The KH module is a sequence motif found in a number of proteins that are known to be in close association with RNA. Experimental evidence suggests a direct involvement of KH in RNA binding. The human FMR1 protein, which has two KH domains, is associated with fragile X syndrome, the most common inherited cause of mental retardation. Here we present the three-dimensional solution structure of the KH module. The domain consists of a stable beta alpha alpha beta beta alpha fold. On the basis of our results, we suggest a potential surface for RNA binding centered on the loop between the first two helices. Substitution of a well-conserved hydrophobic residue located on the second helix destroys the KH fold; a mutation of this position in FMR1 leads to an aggravated fragile X phenotype.


==About this Structure==
==About this Structure==
1VIG is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://ispc.weizmann.ac.il/oca-bin/ocashort?id=1VIG OCA].  
1VIG is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1VIG OCA].  


==Reference==
==Reference==
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[[Category: Homo sapiens]]
[[Category: Homo sapiens]]
[[Category: Single protein]]
[[Category: Single protein]]
[[Category: Gibson, T.J.]]
[[Category: Gibson, T J.]]
[[Category: Joseph, C.]]
[[Category: Joseph, C.]]
[[Category: Morelli, M.A.C.]]
[[Category: Morelli, M A.C.]]
[[Category: Musco, G.]]
[[Category: Musco, G.]]
[[Category: Nilges, M.]]
[[Category: Nilges, M.]]
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[[Category: rna-binding protein]]
[[Category: rna-binding protein]]


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