2a55
From Proteopedia
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==Solution structure of the two N-terminal CCP modules of C4b-binding protein (C4BP) alpha-chain.== | ==Solution structure of the two N-terminal CCP modules of C4b-binding protein (C4BP) alpha-chain.== | ||
- | <StructureSection load='2a55' size='340' side='right' caption='[[2a55 | + | <StructureSection load='2a55' size='340' side='right'caption='[[2a55]]' scene=''> |
== Structural highlights == | == Structural highlights == | ||
- | <table><tr><td colspan='2'>[[2a55]] is a 1 chain structure with sequence from [ | + | <table><tr><td colspan='2'>[[2a55]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2A55 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2A55 FirstGlance]. <br> |
- | </td></tr><tr><td class="sblockLbl"><b>[[ | + | </td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">Solution NMR, 40 models</td></tr> |
- | <tr><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[ | + | <tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=2a55 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2a55 OCA], [https://pdbe.org/2a55 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2a55 RCSB], [https://www.ebi.ac.uk/pdbsum/2a55 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2a55 ProSAT]</span></td></tr> |
- | <table> | + | </table> |
+ | == Function == | ||
+ | [https://www.uniprot.org/uniprot/C4BPA_HUMAN C4BPA_HUMAN] Controls the classical pathway of complement activation. It binds as a cofactor to C3b/C4b inactivator (C3bINA), which then hydrolyzes the complement fragment C4b. It also accelerates the degradation of the C4bC2a complex (C3 convertase) by dissociating the complement fragment C2a. Alpha chain binds C4b. It interacts also with anticoagulant protein S and with serum amyloid P component. | ||
== Evolutionary Conservation == | == Evolutionary Conservation == | ||
[[Image:Consurf_key_small.gif|200px|right]] | [[Image:Consurf_key_small.gif|200px|right]] | ||
Check<jmol> | Check<jmol> | ||
<jmolCheckbox> | <jmolCheckbox> | ||
- | <scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/a5/2a55_consurf.spt"</scriptWhenChecked> | + | <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/a5/2a55_consurf.spt"</scriptWhenChecked> |
- | <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/ | + | <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.spt</scriptWhenUnchecked> |
<text>to colour the structure by Evolutionary Conservation</text> | <text>to colour the structure by Evolutionary Conservation</text> | ||
</jmolCheckbox> | </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/ | + | </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=2a55 ConSurf]. |
<div style="clear:both"></div> | <div style="clear:both"></div> | ||
<div style="background-color:#fffaf0;"> | <div style="background-color:#fffaf0;"> | ||
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From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | ||
</div> | </div> | ||
+ | <div class="pdbe-citations 2a55" style="background-color:#fffaf0;"></div> | ||
== References == | == References == | ||
<references/> | <references/> | ||
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</StructureSection> | </StructureSection> | ||
[[Category: Homo sapiens]] | [[Category: Homo sapiens]] | ||
- | [[Category: Ball | + | [[Category: Large Structures]] |
- | [[Category: Barlow | + | [[Category: Ball G]] |
- | [[Category: Blom | + | [[Category: Barlow PN]] |
- | [[Category: Jenkins | + | [[Category: Blom AM]] |
- | [[Category: Lindahl | + | [[Category: Jenkins HT]] |
- | [[Category: Mark | + | [[Category: Lindahl G]] |
- | [[Category: Uhrin | + | [[Category: Mark L]] |
- | + | [[Category: Uhrin D]] | |
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Current revision
Solution structure of the two N-terminal CCP modules of C4b-binding protein (C4BP) alpha-chain.
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Categories: Homo sapiens | Large Structures | Ball G | Barlow PN | Blom AM | Jenkins HT | Lindahl G | Mark L | Uhrin D