1xww

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{{Seed}}
 
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[[Image:1xww.png|left|200px]]
 
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==Crystal Structure of Human B-form Low Molecular Weight Phosphotyrosyl Phosphatase at 1.6 Angstrom Resolution==
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The line below this paragraph, containing "STRUCTURE_1xww", creates the "Structure Box" on the page.
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<StructureSection load='1xww' size='340' side='right'caption='[[1xww]], [[Resolution|resolution]] 1.63&Aring;' scene=''>
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You may change the PDB parameter (which sets the PDB file loaded into the applet)
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== Structural highlights ==
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or the SCENE parameter (which sets the initial scene displayed when the page is loaded),
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<table><tr><td colspan='2'>[[1xww]] is a 1 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=1XWW OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1XWW FirstGlance]. <br>
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or leave the SCENE parameter empty for the default display.
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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]] 1.63&#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=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=SO4:SULFATE+ION'>SO4</scene></td></tr>
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{{STRUCTURE_1xww| PDB=1xww | SCENE= }}
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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=1xww FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1xww OCA], [https://pdbe.org/1xww PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1xww RCSB], [https://www.ebi.ac.uk/pdbsum/1xww PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1xww ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/PPAC_HUMAN PPAC_HUMAN] Acts on tyrosine phosphorylated proteins, low-MW aryl phosphates and natural and synthetic acyl phosphates. Isoform 3 does not possess phosphatase activity.
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== Evolutionary Conservation ==
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[[Image:Consurf_key_small.gif|200px|right]]
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Check<jmol>
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<jmolCheckbox>
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<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/xw/1xww_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
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<text>to colour the structure by Evolutionary Conservation</text>
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</jmolCheckbox>
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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=1xww ConSurf].
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<div style="clear:both"></div>
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<div style="background-color:#fffaf0;">
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== Publication Abstract from PubMed ==
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The crystal structure of HPTP-B, a human isoenzyme of the low molecular weight phosphotyrosyl phosphatase (LMW PTPase) is reported here at a resolution of 1.6 A. This high resolution structure of the second human LMW PTPase isoenzyme provides the opportunity to examine the structural basis of different substrate and inhibitor/activator responses. The crystal packing of HPTP-B positions a normally surface-exposed arginine in a position equivalent to the tyrosyl substrate. A comparison of all deposited crystallographic coordinates of these PTPases reveals three atomic positions within the active site cavity occupied by hydrogen bond donor or acceptor atoms on bound molecules, suggesting useful design elements for synthetic inhibitors. A selection of inhibitor and activator molecules as well as small molecule and peptide substrates were tested against each human isoenzyme. These results along with the crystal packing seen in HPTP-B suggest relevant sequence elements in the currently unknown target sequence.
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===Crystal Structure of Human B-form Low Molecular Weight Phosphotyrosyl Phosphatase at 1.6 Angstrom Resolution===
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Crystal structure of the human B-form low molecular weight phosphotyrosyl phosphatase at 1.6-A resolution.,Zabell AP, Schroff AD Jr, Bain BE, Van Etten RL, Wiest O, Stauffacher CV J Biol Chem. 2006 Mar 10;281(10):6520-7. Epub 2005 Oct 27. PMID:16253994<ref>PMID:16253994</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>
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<div class="pdbe-citations 1xww" style="background-color:#fffaf0;"></div>
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==See Also==
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The line below this paragraph, {{ABSTRACT_PUBMED_16253994}}, adds the Publication Abstract to the page
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*[[Acid phosphatase 3D structures|Acid phosphatase 3D structures]]
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(as it appears on PubMed at http://www.pubmed.gov), where 16253994 is the PubMed ID number.
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*[[Tyrosine phosphatase 3D structures|Tyrosine phosphatase 3D structures]]
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== References ==
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{{ABSTRACT_PUBMED_16253994}}
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<references/>
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__TOC__
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==About this Structure==
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</StructureSection>
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1XWW is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1XWW OCA].
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==Reference==
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Crystal structure of the human B-form low molecular weight phosphotyrosyl phosphatase at 1.6-A resolution., Zabell AP, Schroff AD Jr, Bain BE, Van Etten RL, Wiest O, Stauffacher CV, J Biol Chem. 2006 Mar 10;281(10):6520-7. Epub 2005 Oct 27. PMID:[http://www.ncbi.nlm.nih.gov/pubmed/16253994 16253994]
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[[Category: Homo sapiens]]
[[Category: Homo sapiens]]
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[[Category: Single protein]]
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[[Category: Large Structures]]
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[[Category: Stauffacher, C V.]]
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[[Category: Stauffacher CV]]
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[[Category: Zabell, A P.R.]]
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[[Category: Zabell APR]]
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[[Category: Hydrolase]]
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Tue Jul 29 11:35:57 2008''
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Current revision

Crystal Structure of Human B-form Low Molecular Weight Phosphotyrosyl Phosphatase at 1.6 Angstrom Resolution

PDB ID 1xww

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