1nz8: Difference between revisions

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New page: left|200px<br /><applet load="1nz8" size="450" color="white" frame="true" align="right" spinBox="true" caption="1nz8" /> '''Solution Structure of the N-utilisation subs...
 
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'''Solution Structure of the N-utilisation substance G (NusG) N-terminal (NGN) domain from Thermus thermophilus'''<br />
'''Solution Structure of the N-utilisation substance G (NusG) N-terminal (NGN) domain from Thermus thermophilus'''<br />


==Overview==
==Overview==
NusG is an essential bacterial protein modulator of transcriptional, elongation and termination events, and interacts directly with RNA, polymerase and Rho protein. Found also in Archaea, NusG shows stretches of, sequence similarity to the eukaryotic transcription elongation factor, Spt5. Herein, the three-dimensional solution structure of the bacterial, NusG from Thermus thermophilus, which shows 43% amino acid sequence, similarity to the Escherichia coli NusG, is described, and a survey of, NusG and Spt5 amino acid sequences is presented. Although there is a clear, evolutionary and functional relationship between these proteins, it is, evident from the structural, sequence, and biochemical data that their, binding specificities to both nucleic acids and other proteins differ.
NusG is an essential bacterial protein modulator of transcriptional elongation and termination events, and interacts directly with RNA polymerase and Rho protein. Found also in Archaea, NusG shows stretches of sequence similarity to the eukaryotic transcription elongation factor Spt5. Herein, the three-dimensional solution structure of the bacterial NusG from Thermus thermophilus, which shows 43% amino acid sequence similarity to the Escherichia coli NusG, is described, and a survey of NusG and Spt5 amino acid sequences is presented. Although there is a clear evolutionary and functional relationship between these proteins, it is evident from the structural, sequence, and biochemical data that their binding specificities to both nucleic acids and other proteins differ.


==About this Structure==
==About this Structure==
1NZ8 is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Thermus_thermophilus Thermus thermophilus]. Full crystallographic information is available from [http://ispc.weizmann.ac.il/oca-bin/ocashort?id=1NZ8 OCA].  
1NZ8 is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Thermus_thermophilus Thermus thermophilus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1NZ8 OCA].  


==Reference==
==Reference==
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[[Category: Thermus thermophilus]]
[[Category: Thermus thermophilus]]
[[Category: Kuramitsu, S.]]
[[Category: Kuramitsu, S.]]
[[Category: RSGI, RIKEN.Structural.Genomics/Proteomics.Initiative.]]
[[Category: RSGI, RIKEN Structural Genomics/Proteomics Initiative.]]
[[Category: Reay, P.]]
[[Category: Reay, P.]]
[[Category: Shirouzu, M.]]
[[Category: Shirouzu, M.]]
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[[Category: transcription elongation]]
[[Category: transcription elongation]]


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Revision as of 15:11, 21 February 2008

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1nz8

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Solution Structure of the N-utilisation substance G (NusG) N-terminal (NGN) domain from Thermus thermophilus

OverviewOverview

NusG is an essential bacterial protein modulator of transcriptional elongation and termination events, and interacts directly with RNA polymerase and Rho protein. Found also in Archaea, NusG shows stretches of sequence similarity to the eukaryotic transcription elongation factor Spt5. Herein, the three-dimensional solution structure of the bacterial NusG from Thermus thermophilus, which shows 43% amino acid sequence similarity to the Escherichia coli NusG, is described, and a survey of NusG and Spt5 amino acid sequences is presented. Although there is a clear evolutionary and functional relationship between these proteins, it is evident from the structural, sequence, and biochemical data that their binding specificities to both nucleic acids and other proteins differ.

About this StructureAbout this Structure

1NZ8 is a Single protein structure of sequence from Thermus thermophilus. Full crystallographic information is available from OCA.

ReferenceReference

Structural and sequence comparisons arising from the solution structure of the transcription elongation factor NusG from Thermus thermophilus., Reay P, Yamasaki K, Terada T, Kuramitsu S, Shirouzu M, Yokoyama S, Proteins. 2004 Jul 1;56(1):40-51. PMID:15162485

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