1pjl

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Current revision (07:13, 30 October 2024) (edit) (undo)
 
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<jmolCheckbox>
<jmolCheckbox>
<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/pj/1pjl_consurf.spt"</scriptWhenChecked>
<scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/pj/1pjl_consurf.spt"</scriptWhenChecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
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<scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.spt</scriptWhenUnchecked>
<text>to colour the structure by Evolutionary Conservation</text>
<text>to colour the structure by Evolutionary Conservation</text>
</jmolCheckbox>
</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=1pjl 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=1pjl ConSurf].
<div style="clear:both"></div>
<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 catalytic activity of malic enzyme (ME), a member of a new class of oxidative decarboxylases, requires the presence of divalent cations (Mn(2+), Mg(2+), and others). The crystal structure at 2.9 A resolution of human mitochondrial NAD(+)-dependent malic enzyme in a ternary complex with NAD(+) and the lanthanide ion Lu(3+), which has similar radius as Mn(2+), reveals a new conformation of the enzyme. The active site in this ternary complex is in an open form, while the organization of the tetramer of the enzyme actually resembles that with a closed active site. The Lu(3+) ion is bound to the enzyme at the same site as Mn(2+). Kinetic studies showed that Lu(3+) is a potent inhibitor of both the human NAD(P)(+)-dependent ME and the NADP(+)-dependent ME from pigeon liver, and is competitive with respect to the divalent cation, consistent with the structural information.
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Potent and competitive inhibition of malic enzymes by lanthanide ions.,Yang Z, Batra R, Floyd DL, Hung HC, Chang GG, Tong L Biochem Biophys Res Commun. 2000 Aug 2;274(2):440-4. PMID:10913357<ref>PMID:10913357</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 1pjl" style="background-color:#fffaf0;"></div>
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== References ==
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<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>

Current revision

Crystal structure of human m-NAD-ME in ternary complex with NAD and Lu3+

PDB ID 1pjl

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