3ezb: Difference between revisions

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==COMPLEX OF THE AMINO TERMINAL DOMAIN OF ENZYME I AND THE HISTIDINE-CONTAINING PHOSPHOCARRIER PROTEIN HPR FROM ESCHERICHIA COLI==
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<StructureSection load='3ezb' size='340' side='right'caption='[[3ezb]]' scene=''>
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== Structural highlights ==
or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
<table><tr><td colspan='2'>[[3ezb]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. This structure supersedes the now removed PDB entries [http://oca.weizmann.ac.il/oca-bin/send-pdb?obs=1&id=3ezc 3ezc] and [http://oca.weizmann.ac.il/oca-bin/send-pdb?obs=1&id=3ezd 3ezd]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3EZB OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3EZB FirstGlance]. <br>
or leave the SCENE parameter empty for the default display.
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">Solution NMR</td></tr>
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<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=3ezb FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3ezb OCA], [https://pdbe.org/3ezb PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3ezb RCSB], [https://www.ebi.ac.uk/pdbsum/3ezb PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3ezb ProSAT]</span></td></tr>
{{STRUCTURE_3ezb|  PDB=3ezb  |  SCENE=  }}
</table>
== Function ==
[https://www.uniprot.org/uniprot/PT1_ECOLI PT1_ECOLI] General (non sugar-specific) component of the phosphoenolpyruvate-dependent sugar phosphotransferase system (sugar PTS). This major carbohydrate active-transport system catalyzes the phosphorylation of incoming sugar substrates concomitantly with their translocation across the cell membrane. Enzyme I transfers the phosphoryl group from phosphoenolpyruvate (PEP) to the phosphoryl carrier protein (HPr).<ref>PMID:7876255</ref>
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
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    <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ez/3ezb_consurf.spt"</scriptWhenChecked>
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
    <text>to colour the structure by Evolutionary Conservation</text>
  </jmolCheckbox>
</jmol>, as determined by [http://consurfdb.tau.ac.il/ ConSurfDB]. You may read the [[Conservation%2C_Evolutionary|explanation]] of the method and the full data available from [http://bental.tau.ac.il/new_ConSurfDB/main_output.php?pdb_ID=3ezb ConSurf].
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== Publication Abstract from PubMed ==
The solution structure of the first protein-protein complex of the bacterial phosphoenolpyruvate: sugar phosphotransferase system between the N-terminal domain of enzyme I (EIN) and the histidine-containing phosphocarrier protein HPr has been determined by NMR spectroscopy, including the use of residual dipolar couplings that provide long-range structural information. The complex between EIN and HPr is a classical example of surface complementarity, involving an essentially all helical interface, comprising helices 2, 2', 3 and 4 of the alpha-subdomain of EIN and helices 1 and 2 of HPr, that requires virtually no changes in conformation of the components relative to that in their respective free states. The specificity of the complex is dependent on the correct placement of both van der Waals and electrostatic contacts. The transition state can be formed with minimal changes in overall conformation, and is stabilized in favor of phosphorylated HPr, thereby accounting for the directionality of phosphoryl transfer.


===COMPLEX OF THE AMINO TERMINAL DOMAIN OF ENZYME I AND THE HISTIDINE-CONTAINING PHOSPHOCARRIER PROTEIN HPR FROM ESCHERICHIA COLI===
Solution structure of the 40,000 Mr phosphoryl transfer complex between the N-terminal domain of enzyme I and HPr.,Garrett DS, Seok YJ, Peterkofsky A, Gronenborn AM, Clore GM Nat Struct Biol. 1999 Feb;6(2):166-73. PMID:10048929<ref>PMID:10048929</ref>


 
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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{{ABSTRACT_PUBMED_10048929}}
 
==About this Structure==
[[3ezb]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. This structure supersedes the now removed PDB entries  and [http://oca.weizmann.ac.il/oca-bin/send-pdb?obs=1&id=3ezd 3ezd]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3EZB OCA].


==See Also==
==See Also==
*[[Jmol/Visualizing large molecules|Jmol/Visualizing large molecules]]
*[[Phosphocarrier protein HPr 3D structures|Phosphocarrier protein HPr 3D structures]]
 
== References ==
==Reference==
<references/>
<ref group="xtra">PMID:010048929</ref><references group="xtra"/>
__TOC__
</StructureSection>
[[Category: Escherichia coli]]
[[Category: Escherichia coli]]
[[Category: Phosphoenolpyruvate--protein phosphotransferase]]
[[Category: Large Structures]]
[[Category: Clore, G M.]]
[[Category: Clore GM]]
[[Category: Garrett, D S.]]
[[Category: Garrett DS]]
[[Category: Gronenborn, A M.]]
[[Category: Gronenborn AM]]
[[Category: Kinase]]
[[Category: Phosphotransferase]]
[[Category: Sugar transport]]
[[Category: Transferase]]

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