5k89

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==Crystal Structure of Human Calcium-Bound S100A1==
==Crystal Structure of Human Calcium-Bound S100A1==
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<StructureSection load='5k89' size='340' side='right' caption='[[5k89]], [[Resolution|resolution]] 2.25&Aring;' scene=''>
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<StructureSection load='5k89' size='340' side='right'caption='[[5k89]], [[Resolution|resolution]] 2.25&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[5k89]] is a 3 chain structure with sequence from [http://en.wikipedia.org/wiki/Human Human]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5K89 OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=5K89 FirstGlance]. <br>
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<table><tr><td colspan='2'>[[5k89]] is a 3 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5K89 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=5K89 FirstGlance]. <br>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=TRS:2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL'>TRS</scene></td></tr>
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</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.249&#8491;</td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">S100A1, S100A ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=9606 HUMAN])</td></tr>
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<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CA:CALCIUM+ION'>CA</scene>, <scene name='pdbligand=TRS:2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL'>TRS</scene></td></tr>
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<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=5k89 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5k89 OCA], [http://pdbe.org/5k89 PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=5k89 RCSB], [http://www.ebi.ac.uk/pdbsum/5k89 PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=5k89 ProSAT]</span></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=5k89 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5k89 OCA], [https://pdbe.org/5k89 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=5k89 RCSB], [https://www.ebi.ac.uk/pdbsum/5k89 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=5k89 ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/S10A1_HUMAN S10A1_HUMAN]] Weakly binds calcium but binds zinc very tightly-distinct binding sites with different affinities exist for both ions on each monomer. Physiological concentrations of potassium ion antagonize the binding of both divalent cations, especially affecting high-affinity calcium-binding sites.
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[https://www.uniprot.org/uniprot/S10A1_HUMAN S10A1_HUMAN] Weakly binds calcium but binds zinc very tightly-distinct binding sites with different affinities exist for both ions on each monomer. Physiological concentrations of potassium ion antagonize the binding of both divalent cations, especially affecting high-affinity calcium-binding sites.
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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==See Also==
==See Also==
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*[[S100 protein|S100 protein]]
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*[[S100 proteins 3D structures|S100 proteins 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Human]]
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[[Category: Homo sapiens]]
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[[Category: Aligholizadeh, E]]
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[[Category: Large Structures]]
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[[Category: McKnight, L E]]
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[[Category: Aligholizadeh E]]
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[[Category: Melville, Z]]
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[[Category: McKnight LE]]
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[[Category: Pozharski, E]]
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[[Category: Melville Z]]
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[[Category: Weber, D]]
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[[Category: Pozharski E]]
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[[Category: Weber, D J]]
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[[Category: Weber D]]
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[[Category: Calcium]]
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[[Category: Weber DJ]]
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[[Category: Metal binding protein]]
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[[Category: S100]]
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[[Category: S100a1]]
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Current revision

Crystal Structure of Human Calcium-Bound S100A1

PDB ID 5k89

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