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User:Tilman Schirmer/Sandbox 204

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(Allosteric product binding site)
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=== Primary and secondary inhibition sites ===
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===Allosteric binding of the product c-di-GMP===
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C-di-GMP binding to the inhbition sites cross-links two dimers.
<scene name='User:Tilman_Schirmer/Sandbox_204/Prim_sec_inhibition_site/1'>Primary and secondary inhibition sites</scene>
<scene name='User:Tilman_Schirmer/Sandbox_204/Prim_sec_inhibition_site/1'>Primary and secondary inhibition sites</scene>

Revision as of 20:37, 30 June 2009

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WspR

Contents

Overview

WspR (3bre)

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: ,

from Pseudomonas aeruginosa is a response regulator with an unorthodox catalytic, diguanylate cyclase, output domain. It is composed of a canonical CheY-like response regulator receiver () domain and a C-terminal domain that confers the catalytic acitvity.




Although not modified (e.g. phosphorylated) at the active Asp (Asp70), WspR is found in the form with the contact mediated by the Rec domains.










Allosteric product binding site

WspR (3bre)

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Primary inhibition site (Ip)


Secondary inhibition site (Is)

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Allosteric binding of the product c-di-GMP

C-di-GMP binding to the inhbition sites cross-links two dimers.





Two conformations

Non-activated conformation


















Activated conformation


















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Tilman Schirmer

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