2i9k
From Proteopedia
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| - | [[Image:2i9k.png|left|200px]] | ||
| - | + | ==Engineered Extrahelical Base Destabilization Enhances Sequence Discrimination of DNA Methyltransferase M.HhaI== | |
| - | + | <StructureSection load='2i9k' size='340' side='right'caption='[[2i9k]], [[Resolution|resolution]] 2.65Å' scene=''> | |
| - | + | == Structural highlights == | |
| - | + | <table><tr><td colspan='2'>[[2i9k]] is a 3 chain structure with sequence from [https://en.wikipedia.org/wiki/Haemophilus_haemolyticus Haemophilus haemolyticus]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2I9K OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2I9K 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]] 2.65Å</td></tr> | |
| - | + | <tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=SAH:S-ADENOSYL-L-HOMOCYSTEINE'>SAH</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=2i9k FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2i9k OCA], [https://pdbe.org/2i9k PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2i9k RCSB], [https://www.ebi.ac.uk/pdbsum/2i9k PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2i9k ProSAT]</span></td></tr> |
| - | [[2i9k]] is a 3 chain structure | + | </table> |
| + | == Function == | ||
| + | [https://www.uniprot.org/uniprot/MTH1_HAEPH MTH1_HAEPH] This methylase recognizes the double-stranded sequence GCGC, causes specific methylation on C-2 on both strands, and protects the DNA from cleavage by the HhaI endonuclease. | ||
| + | == 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/i9/2i9k_consurf.spt"</scriptWhenChecked> | ||
| + | <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.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=2i9k ConSurf]. | ||
| + | <div style="clear:both"></div> | ||
==See Also== | ==See Also== | ||
| - | *[[DNA methyltransferase|DNA methyltransferase]] | + | *[[DNA methyltransferase 3D structures|DNA methyltransferase 3D structures]] |
| - | + | __TOC__ | |
| - | + | </StructureSection> | |
| - | + | ||
| - | + | ||
[[Category: Haemophilus haemolyticus]] | [[Category: Haemophilus haemolyticus]] | ||
| - | [[Category: | + | [[Category: Large Structures]] |
| - | + | [[Category: De Los Rios S]] | |
| - | [[Category: Rios | + | [[Category: Perona JJ]] |
| - | [[Category: | + | [[Category: Reich NO]] |
| - | [[Category: | + | [[Category: Shieh FK]] |
| - | [[Category: | + | [[Category: Youngblood B]] |
| - | [[Category: | + | |
Current revision
Engineered Extrahelical Base Destabilization Enhances Sequence Discrimination of DNA Methyltransferase M.HhaI
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