1avc: Difference between revisions

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New page: left|200px<br /><applet load="1avc" size="450" color="white" frame="true" align="right" spinBox="true" caption="1avc, resolution 2.90Å" /> '''BOVINE ANNEXIN VI (C...
 
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[[Image:1avc.gif|left|200px]]<br /><applet load="1avc" size="450" color="white" frame="true" align="right" spinBox="true"
caption="1avc, resolution 2.90&Aring;" />
'''BOVINE ANNEXIN VI (CALCIUM-BOUND)'''<br />


==Overview==
==BOVINE ANNEXIN VI (CALCIUM-BOUND)==
The crystal structure of a calcium-bound form of bovine annexin VI has, been determined with X-ray diffraction data to 2.9 A by molecular, replacement. Six Ca2+ ions were found, five in AB loops, one in a DE loop., Two loops (II-AB, which binds calcium, and V-AB, which does not) have, conformations that differ significantly from those in calcium-free, human, recombinant annexin VI. There are only small differences between the, calci- and the apo-annexin VI in the rest of the molecule. Calcium by, itself does not promote a major conformational change.
<StructureSection load='1avc' size='340' side='right'caption='[[1avc]], [[Resolution|resolution]] 2.90&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[1avc]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Bos_taurus Bos taurus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1AVC OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1AVC FirstGlance]. <br>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.9&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=1avc FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1avc OCA], [https://pdbe.org/1avc PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1avc RCSB], [https://www.ebi.ac.uk/pdbsum/1avc PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1avc ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/ANXA6_BOVIN ANXA6_BOVIN] May associate with CD21. May regulate the release of Ca(2+) from intracellular stores.
== 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/av/1avc_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=1avc ConSurf].
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
The crystal structure of a calcium-bound form of bovine annexin VI has been determined with X-ray diffraction data to 2.9 A by molecular replacement. Six Ca2+ ions were found, five in AB loops, one in a DE loop. Two loops (II-AB, which binds calcium, and V-AB, which does not) have conformations that differ significantly from those in calcium-free, human recombinant annexin VI. There are only small differences between the calci- and the apo-annexin VI in the rest of the molecule. Calcium by itself does not promote a major conformational change.


==About this Structure==
Crystal structure of bovine annexin VI in a calcium-bound state.,Avila-Sakar AJ, Creutz CE, Kretsinger RH Biochim Biophys Acta. 1998 Sep 8;1387(1-2):103-16. PMID:9748523<ref>PMID:9748523</ref>
1AVC is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Bos_taurus Bos taurus] with CA as [http://en.wikipedia.org/wiki/ligand ligand]. Full crystallographic information is available from [http://ispc.weizmann.ac.il/oca-bin/ocashort?id=1AVC OCA].


==Reference==
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
Crystal structure of bovine annexin VI in a calcium-bound state., Avila-Sakar AJ, Creutz CE, Kretsinger RH, Biochim Biophys Acta. 1998 Sep 8;1387(1-2):103-16. PMID:[http://ispc.weizmann.ac.il//pmbin/getpm?pmid=9748523 9748523]
</div>
<div class="pdbe-citations 1avc" style="background-color:#fffaf0;"></div>
 
==See Also==
*[[Annexin 3D structures|Annexin 3D structures]]
== References ==
<references/>
__TOC__
</StructureSection>
[[Category: Bos taurus]]
[[Category: Bos taurus]]
[[Category: Single protein]]
[[Category: Large Structures]]
[[Category: Avila-Sakar, A.J.]]
[[Category: Avila-Sakar AJ]]
[[Category: Creutz, C.E.]]
[[Category: Creutz CE]]
[[Category: Kretsinger, R.H.]]
[[Category: Kretsinger RH]]
[[Category: CA]]
[[Category: annexin]]
[[Category: calcium-binding]]
[[Category: calcium/phospholipid-binding protein]]
[[Category: membrane-binding]]
 
''Page seeded by [http://ispc.weizmann.ac.il/oca OCA ] on Tue Nov 20 11:09:19 2007''

Latest revision as of 13:56, 2 August 2023

BOVINE ANNEXIN VI (CALCIUM-BOUND)BOVINE ANNEXIN VI (CALCIUM-BOUND)

Structural highlights

1avc is a 1 chain structure with sequence from Bos taurus. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Method:X-ray diffraction, Resolution 2.9Å
Ligands:
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

ANXA6_BOVIN May associate with CD21. May regulate the release of Ca(2+) from intracellular stores.

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

Publication Abstract from PubMed

The crystal structure of a calcium-bound form of bovine annexin VI has been determined with X-ray diffraction data to 2.9 A by molecular replacement. Six Ca2+ ions were found, five in AB loops, one in a DE loop. Two loops (II-AB, which binds calcium, and V-AB, which does not) have conformations that differ significantly from those in calcium-free, human recombinant annexin VI. There are only small differences between the calci- and the apo-annexin VI in the rest of the molecule. Calcium by itself does not promote a major conformational change.

Crystal structure of bovine annexin VI in a calcium-bound state.,Avila-Sakar AJ, Creutz CE, Kretsinger RH Biochim Biophys Acta. 1998 Sep 8;1387(1-2):103-16. PMID:9748523[1]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.

See Also

References

  1. Avila-Sakar AJ, Creutz CE, Kretsinger RH. Crystal structure of bovine annexin VI in a calcium-bound state. Biochim Biophys Acta. 1998 Sep 8;1387(1-2):103-16. PMID:9748523

1avc, resolution 2.90Å

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