2nrf: Difference between revisions

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[[Image:2nrf.png|left|200px]]
==Crystal Structure of GlpG, a Rhomboid family intramembrane protease==
<StructureSection load='2nrf' size='340' side='right' caption='[[2nrf]], [[Resolution|resolution]] 2.60&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[2nrf]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. The August 2011 RCSB PDB [http://pdb.rcsb.org/pdb/static.do?p=education_discussion/molecule_of_the_month/index.html Molecule of the Month] feature on ''Rhomboid Protease GlpG''  by David Goodsell is [http://dx.doi.org/10.2210/rcsb_pdb/mom_2011_8 10.2210/rcsb_pdb/mom_2011_8]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2NRF OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2NRF FirstGlance]. <br>
</td></tr><tr><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">glpG ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=562 Escherichia coli])</td></tr>
<tr><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2nrf FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2nrf OCA], [http://www.rcsb.org/pdb/explore.do?structureId=2nrf RCSB], [http://www.ebi.ac.uk/pdbsum/2nrf PDBsum]</span></td></tr>
<table>
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
  <jmolCheckbox>
    <scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/nr/2nrf_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/chain_selection.php?pdb_ID=2ata ConSurf].
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
Intramembrane proteolysis regulates diverse biological processes. Cleavage of substrate peptide bonds within the membrane bilayer is catalyzed by integral membrane proteases. Here we report the crystal structure of the transmembrane core domain of GlpG, a rhomboid-family intramembrane serine protease from Escherichia coli. The protein contains six transmembrane helices, with the catalytic Ser201 located at the N terminus of helix alpha4 approximately 10 A below the membrane surface. Access to water molecules is provided by a central cavity that opens to the extracellular region and converges on Ser201. One of the two GlpG molecules in the asymmetric unit has an open conformation at the active site, with the transmembrane helix alpha5 bent away from the rest of the molecule. Structural analysis suggests that substrate entry to the active site is probably gated by the movement of helix alpha5.


{{STRUCTURE_2nrf|  PDB=2nrf  |  SCENE=  }}
Structural analysis of a rhomboid family intramembrane protease reveals a gating mechanism for substrate entry.,Wu Z, Yan N, Feng L, Oberstein A, Yan H, Baker RP, Gu L, Jeffrey PD, Urban S, Shi Y Nat Struct Mol Biol. 2006 Dec;13(12):1084-91. Epub 2006 Nov 10. PMID:17099694<ref>PMID:17099694</ref>


===Crystal Structure of GlpG, a Rhomboid family intramembrane protease===
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
</div>


{{ABSTRACT_PUBMED_17099694}}
==See Also==
 
*[[Rhomboid protease|Rhomboid protease]]
==About this Structure==
== References ==
[[2nrf]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli]. The August 2011 RCSB PDB [http://pdb.rcsb.org/pdb/static.do?p=education_discussion/molecule_of_the_month/index.html Molecule of the Month] feature on ''Rhomboid Protease GlpG''  by David Goodsell is [http://dx.doi.org/10.2210/rcsb_pdb/mom_2011_8 10.2210/rcsb_pdb/mom_2011_8]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2NRF OCA].
<references/>
 
__TOC__
==Reference==
</StructureSection>
<ref group="xtra">PMID:017099694</ref><references group="xtra"/>
[[Category: Escherichia coli]]
[[Category: Escherichia coli]]
[[Category: RCSB PDB Molecule of the Month]]
[[Category: RCSB PDB Molecule of the Month]]

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