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2ih2

From Proteopedia

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[[Image:2ih2.gif|left|200px]]
 
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==Crystal structure of the adenine-specific DNA methyltransferase M.TaqI complexed with the cofactor analog AETA and a 10 bp DNA containing 5-methylpyrimidin-2(1H)-one at the target base partner position==
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The line below this paragraph, containing "STRUCTURE_2ih2", creates the "Structure Box" on the page.
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<StructureSection load='2ih2' size='340' side='right'caption='[[2ih2]], [[Resolution|resolution]] 1.61&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'>[[2ih2]] is a 6 chain structure with sequence from [https://en.wikipedia.org/wiki/Thermus_aquaticus Thermus aquaticus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2IH2 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2IH2 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]] 1.61&#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=5PY:1-(2-DEOXY-5-O-PHOSPHONO-BETA-D-ERYTHRO-PENTOFURANOSYL)-5-METHYLPYRIMIDIN-2(1H)-ONE'>5PY</scene>, <scene name='pdbligand=6MA:N6-METHYL-DEOXY-ADENOSINE-5-MONOPHOSPHATE'>6MA</scene>, <scene name='pdbligand=GOL:GLYCEROL'>GOL</scene>, <scene name='pdbligand=NEA:5-DEOXY-5-[2-(AMINO)ETHYLTHIO]ADENOSINE'>NEA</scene></td></tr>
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{{STRUCTURE_2ih2| PDB=2ih2 | 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=2ih2 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2ih2 OCA], [https://pdbe.org/2ih2 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2ih2 RCSB], [https://www.ebi.ac.uk/pdbsum/2ih2 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2ih2 ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/MTTA_THEAQ MTTA_THEAQ] This methylase recognizes the double-stranded sequence TCGA, causes specific methylation on A-4 on both strands and protects the DNA from cleavage by the TaqI endonuclease.
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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/ih/2ih2_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=2ih2 ConSurf].
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<div style="clear:both"></div>
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'''Crystal structure of the adenine-specific DNA methyltransferase M.TaqI complexed with the cofactor analog AETA and a 10 bp DNA containing 5-methylpyrimidin-2(1H)-one at the target base partner position'''
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==See Also==
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*[[DNA methyltransferase 3D structures|DNA methyltransferase 3D structures]]
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__TOC__
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==About this Structure==
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</StructureSection>
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2IH2 is a [[Single protein]] structure of sequence from [http://en.wikipedia.org/wiki/Thermus_aquaticus Thermus aquaticus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2IH2 OCA].
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[[Category: Large Structures]]
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[[Category: Single protein]]
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[[Category: Thermus aquaticus]]
[[Category: Thermus aquaticus]]
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[[Category: Lenz, T.]]
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[[Category: Lenz T]]
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[[Category: Scheidig, A J.]]
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[[Category: Scheidig AJ]]
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[[Category: Weinhold, E.]]
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[[Category: Weinhold E]]
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[[Category: Base flipping]]
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[[Category: Dna]]
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[[Category: Dna methyltransferase]]
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[[Category: Nucleotide flipping]]
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[[Category: Target base partner]]
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[[Category: Transferase/dna complex]]
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''Page seeded by [http://oca.weizmann.ac.il/oca OCA ] on Sun May 4 07:29:40 2008''
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Current revision

Crystal structure of the adenine-specific DNA methyltransferase M.TaqI complexed with the cofactor analog AETA and a 10 bp DNA containing 5-methylpyrimidin-2(1H)-one at the target base partner position

PDB ID 2ih2

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