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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==
==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==
<StructureSection load='2ih2' size='340' side='right' caption='[[2ih2]], [[Resolution|resolution]] 1.61&Aring;' scene=''>
<StructureSection load='2ih2' size='340' side='right' caption='[[2ih2]], [[Resolution|resolution]] 1.61&Aring;' scene=''>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">taqIM ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=271 ATCC 25104])</td></tr>
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">taqIM ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=271 ATCC 25104])</td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Site-specific_DNA-methyltransferase_(adenine-specific) Site-specific DNA-methyltransferase (adenine-specific)], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.1.1.72 2.1.1.72] </span></td></tr>
<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/Site-specific_DNA-methyltransferase_(adenine-specific) Site-specific DNA-methyltransferase (adenine-specific)], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=2.1.1.72 2.1.1.72] </span></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2ih2 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2ih2 OCA], [http://pdbe.org/2ih2 PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=2ih2 RCSB], [http://www.ebi.ac.uk/pdbsum/2ih2 PDBsum]</span></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2ih2 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2ih2 OCA], [http://pdbe.org/2ih2 PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=2ih2 RCSB], [http://www.ebi.ac.uk/pdbsum/2ih2 PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=2ih2 ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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     <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/chain_selection.php?pdb_ID=2ata 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=2ih2 ConSurf].
<div style="clear:both"></div>
<div style="clear:both"></div>
==See Also==
*[[DNA methyltransferase|DNA methyltransferase]]
__TOC__
__TOC__
</StructureSection>
</StructureSection>

Revision as of 11:30, 18 October 2017

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 positionCrystal 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

Structural highlights

2ih2 is a 6 chain structure with sequence from Atcc 25104. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Ligands:,
NonStd Res:,
Gene:taqIM (ATCC 25104)
Activity:Site-specific DNA-methyltransferase (adenine-specific), with EC number 2.1.1.72
Resources:FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

[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.

Evolutionary Conservation

Check, as determined by ConSurfDB. You may read the explanation of the method and the full data available from ConSurf.

2ih2, resolution 1.61Å

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OCA