1rid: Difference between revisions
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<table cellpadding='5'><tr><td style='background-color: yellow;border:2px solid black;font-size:150%;'> | |||
WARNING: This structure was flagged as problematic. For additional information see '''2009, December:''' at [[Retractions and Fraud]].</td></tr></table> | |||
[[Image: | ==Vaccinia Complement Protein in Complex with Heparin== | ||
<StructureSection load='1rid' size='340' side='right' caption='[[1rid]], [[Resolution|resolution]] 2.10Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[1rid]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/Vaccinia_virus Vaccinia virus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1RID OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1RID FirstGlance]. <br> | |||
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=IDS:2-O-SULFO-ALPHA-L-IDOPYRANURONIC+ACID'>IDS</scene>, <scene name='pdbligand=SGN:N,O6-DISULFO-GLUCOSAMINE'>SGN</scene></td></tr> | |||
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[1g40|1g40]], [[1g44|1g44]]</td></tr> | |||
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">C3L ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=10245 Vaccinia virus])</td></tr> | |||
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=1rid FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1rid OCA], [http://www.rcsb.org/pdb/explore.do?structureId=1rid RCSB], [http://www.ebi.ac.uk/pdbsum/1rid 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/ri/1rid_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 == | |||
Vaccinia virus complement control protein (VCP), a homolog of the regulators of the complement activation family of proteins, inhibits complement activation through mechanisms similar to human fluid-phase complement regulators factor H and C4b-binding protein. VCP has a heparin-binding activity that assists vaccinia in host interactions. Interaction with cell-surface polyanions like heparin is centrally important in the functioning of fluid-phase complement regulators and is the basis of host-target discrimination by the alternative pathway. We report the structure of VCP in complex with a heparin decasaccharide, which reveals changes in VCP that might be pertinent to complement regulation. Properties that VCP shares with fluid-phase complement regulators suggest that such conformational changes may be of relevance in the functioning of other complement regulators. Additionally, comparison of VCP-heparin interactions with potentially similar interactions in factor H might enable understanding of the structural basis of familial hemolytic uremic syndrome, attributed to mutational disruption of heparin and C3b binding by factor H. | |||
Structure of vaccinia complement protein in complex with heparin and potential implications for complement regulation.,Ganesh VK, Smith SA, Kotwal GJ, Murthy KH Proc Natl Acad Sci U S A. 2004 Jun 15;101(24):8924-9. Epub 2004 Jun 3. PMID:15178763<ref>PMID:15178763</ref> | |||
From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |||
</div> | |||
==See Also== | |||
*[[Retractions and Fraud|Retractions and Fraud]] | |||
== References == | |||
<references/> | |||
__TOC__ | |||
</StructureSection> | |||
== | |||
== | |||
< | |||
[[Category: Vaccinia virus]] | [[Category: Vaccinia virus]] | ||
[[Category: Ganesh, V K | [[Category: Ganesh, V K]] | ||
[[Category: Kotwal, G J | [[Category: Kotwal, G J]] | ||
[[Category: Murthy, K H.M | [[Category: Murthy, K H.M]] | ||
[[Category: Smith, S A | [[Category: Smith, S A]] | ||
[[Category: Complement]] | [[Category: Complement]] | ||
[[Category: Immune system]] | |||
[[Category: Regulation]] | [[Category: Regulation]] | ||
[[Category: Scr]] | [[Category: Scr]] | ||