2c9u

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Current revision (07:46, 7 February 2024) (edit) (undo)
 
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== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[2c9u]] is a 2 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=2C9U OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2C9U FirstGlance]. <br>
<table><tr><td colspan='2'>[[2c9u]] is a 2 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=2C9U OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2C9U FirstGlance]. <br>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=ACT:ACETATE+ION'>ACT</scene>, <scene name='pdbligand=CU:COPPER+(II)+ION'>CU</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</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]] 1.24&#8491;</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=ACT:ACETATE+ION'>ACT</scene>, <scene name='pdbligand=CU:COPPER+(II)+ION'>CU</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</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=2c9u FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2c9u OCA], [https://pdbe.org/2c9u PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2c9u RCSB], [https://www.ebi.ac.uk/pdbsum/2c9u PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2c9u ProSAT]</span></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=2c9u FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2c9u OCA], [https://pdbe.org/2c9u PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2c9u RCSB], [https://www.ebi.ac.uk/pdbsum/2c9u PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2c9u ProSAT]</span></td></tr>
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</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=2c9u ConSurf].
</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=2c9u ConSurf].
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== Publication Abstract from PubMed ==
 
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Human Cu-Zn superoxide dismutase (SOD1) protects cells from the effects of oxidative stress. Mutations in SOD1 are linked to the familial form of amyotrophic lateral sclerosis. Several hypotheses for their toxicity involve the mis-metallation of the enzyme. We present atomic-resolution crystal structures and biophysical data for human SOD1 in three metallation states: Zn-Zn, Cu-Zn and as-isolated. These data represent the first atomic-resolution structures for human SOD1, the first structure of a reduced SOD1, and the first structure of a fully Zn-substituted SOD1 enzyme. Recombinantly expressed as-isolated SOD1 contains a mixture of Zn and Cu at the Cu-binding site. The Zn-Zn structure appears to be at least as stable as the correctly (Cu-Zn) metallated enzyme. These data raise the possibility that in a cellular environment with low availability of free copper, Zn-Zn may be the preferred metallation state of SOD1 prior to its interaction with the copper chaperone.
 
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Variable metallation of human superoxide dismutase: atomic resolution crystal structures of Cu-Zn, Zn-Zn and as-isolated wild-type enzymes.,Strange RW, Antonyuk SV, Hough MA, Doucette PA, Valentine JS, Hasnain SS J Mol Biol. 2006 Mar 10;356(5):1152-62. Epub 2005 Dec 12. PMID:16406071<ref>PMID:16406071</ref>
 
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
 
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<div class="pdbe-citations 2c9u" style="background-color:#fffaf0;"></div>
 
==See Also==
==See Also==

Current revision

1.24 Angstroms resolution structure of as-isolated Cu-Zn Human Superoxide dismutase

PDB ID 2c9u

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