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New page: left|200px<br /><applet load="1lol" size="450" color="white" frame="true" align="right" spinBox="true" caption="1lol, resolution 1.90Å" /> '''Crystal structure of...
 
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[[Image:1lol.gif|left|200px]]<br /><applet load="1lol" size="450" color="white" frame="true" align="right" spinBox="true"
caption="1lol, resolution 1.90&Aring;" />
'''Crystal structure of orotidine monophosphate decarboxylase complex with XMP'''<br />


==Overview==
==Crystal structure of orotidine monophosphate decarboxylase complex with XMP==
The crystal structures of the enzyme orotidine-5'-monophosphate, decarboxylase from Methanobacterium thermoautotrophicum complexed with its, product UMP and the inhibitors 6-hydroxyuridine 5'-phosphate (BMP), XMP, and CMP are reported. A mutant version of the protein, in which four, residues of the flexible phosphate-binding loop (180)Gly-Gly(190) were, removed and Arg(203) was replaced by alanine, was also analyzed. The XMP, and CMP complexes reveal a ligand-binding mode that is distinct from the, one identified previously with the aromatic rings located outside the, binding pocket. A potential pathway for ligand binding is discussed.
<StructureSection load='1lol' size='340' side='right'caption='[[1lol]], [[Resolution|resolution]] 1.90&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[1lol]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Methanothermobacter_thermautotrophicus_str._Delta_H Methanothermobacter thermautotrophicus str. Delta H]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=1LOL OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=1LOL 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]] 1.9&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=BU2:1,3-BUTANEDIOL'>BU2</scene>, <scene name='pdbligand=XMP:XANTHOSINE-5-MONOPHOSPHATE'>XMP</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=1lol FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=1lol OCA], [https://pdbe.org/1lol PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=1lol RCSB], [https://www.ebi.ac.uk/pdbsum/1lol PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=1lol ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/PYRF_METTH PYRF_METTH] Catalyzes the decarboxylation of orotidine 5'-monophosphate (OMP) to uridine 5'-monophosphate (UMP).[HAMAP-Rule:MF_01200_A]
== 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/lo/1lol_consurf.spt"</scriptWhenChecked>
    <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.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=1lol ConSurf].
<div style="clear:both"></div>
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
The crystal structures of the enzyme orotidine-5'-monophosphate decarboxylase from Methanobacterium thermoautotrophicum complexed with its product UMP and the inhibitors 6-hydroxyuridine 5'-phosphate (BMP), XMP, and CMP are reported. A mutant version of the protein, in which four residues of the flexible phosphate-binding loop (180)Gly-Gly(190) were removed and Arg(203) was replaced by alanine, was also analyzed. The XMP and CMP complexes reveal a ligand-binding mode that is distinct from the one identified previously with the aromatic rings located outside the binding pocket. A potential pathway for ligand binding is discussed.


==About this Structure==
Crystal structures of inhibitor complexes reveal an alternate binding mode in orotidine-5'-monophosphate decarboxylase.,Wu N, Pai EF J Biol Chem. 2002 Aug 2;277(31):28080-7. Epub 2002 May 13. PMID:12011084<ref>PMID:12011084</ref>
1LOL is a [http://en.wikipedia.org/wiki/Single_protein Single protein] structure of sequence from [http://en.wikipedia.org/wiki/Methanothermobacter_thermautotrophicus Methanothermobacter thermautotrophicus] with BU2 and XMP as [http://en.wikipedia.org/wiki/ligands ligands]. Active as [http://en.wikipedia.org/wiki/Orotidine-5'-phosphate_decarboxylase Orotidine-5'-phosphate decarboxylase], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=4.1.1.23 4.1.1.23] Full crystallographic information is available from [http://ispc.weizmann.ac.il/oca-bin/ocashort?id=1LOL OCA].


==Reference==
From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
Crystal structures of inhibitor complexes reveal an alternate binding mode in orotidine-5'-monophosphate decarboxylase., Wu N, Pai EF, J Biol Chem. 2002 Aug 2;277(31):28080-7. Epub 2002 May 13. PMID:[http://ispc.weizmann.ac.il//pmbin/getpm?pmid=12011084 12011084]
</div>
[[Category: Methanothermobacter thermautotrophicus]]
<div class="pdbe-citations 1lol" style="background-color:#fffaf0;"></div>
[[Category: Orotidine-5'-phosphate decarboxylase]]
[[Category: Single protein]]
[[Category: Pai, E.F.]]
[[Category: Wu, N.]]
[[Category: BU2]]
[[Category: XMP]]
[[Category: tim barrel]]


''Page seeded by [http://ispc.weizmann.ac.il/oca OCA ] on Tue Nov 20 20:43:45 2007''
==See Also==
*[[Uridine 5'-monophosphate synthase 3D structures|Uridine 5'-monophosphate synthase 3D structures]]
== References ==
<references/>
__TOC__
</StructureSection>
[[Category: Large Structures]]
[[Category: Methanothermobacter thermautotrophicus str. Delta H]]
[[Category: Pai EF]]
[[Category: Wu N]]

Latest revision as of 13:07, 1 July 2026

Crystal structure of orotidine monophosphate decarboxylase complex with XMP

1lol, resolution 1.90Å

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