3ksb: Difference between revisions

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==Detailed structural insight into the DNA cleavage complex of type IIA topoisomerases (re-sealed form)==
==Detailed structural insight into the DNA cleavage complex of type IIA topoisomerases (re-sealed form)==
<StructureSection load='3ksb' size='340' side='right' caption='[[3ksb]], [[Resolution|resolution]] 3.50&Aring;' scene=''>
<StructureSection load='3ksb' size='340' side='right'caption='[[3ksb]], [[Resolution|resolution]] 3.50&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[3ksb]] is a 6 chain structure with sequence from [http://en.wikipedia.org/wiki/"diplococcus_pneumoniae"_(klein_1884)_weichselbaum_1886 "diplococcus pneumoniae" (klein 1884) weichselbaum 1886]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3KSB OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=3KSB FirstGlance]. <br>
<table><tr><td colspan='2'>[[3ksb]] is a 6 chain structure with sequence from [https://en.wikipedia.org/wiki/Streptococcus_pneumoniae Streptococcus pneumoniae]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3KSB OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3KSB FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene></td></tr>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 3.5&#8491;</td></tr>
<tr id='related'><td class="sblockLbl"><b>[[Related_structure|Related:]]</b></td><td class="sblockDat">[[3ksa|3ksa]], [[3k9f|3k9f]], [[3foe|3foe]], [[3fof|3fof]], [[2nov|2nov]]</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene></td></tr>
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">parC ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=1313 "Diplococcus pneumoniae" (Klein 1884) Weichselbaum 1886]), parE ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=1313 "Diplococcus pneumoniae" (Klein 1884) Weichselbaum 1886])</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=3ksb FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3ksb OCA], [https://pdbe.org/3ksb PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3ksb RCSB], [https://www.ebi.ac.uk/pdbsum/3ksb PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3ksb ProSAT]</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=3ksb FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3ksb OCA], [http://pdbe.org/3ksb PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=3ksb RCSB], [http://www.ebi.ac.uk/pdbsum/3ksb PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=3ksb ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
[[http://www.uniprot.org/uniprot/PARC_STRPN PARC_STRPN]] Topoisomerase IV is essential for chromosome segregation. It relaxes supercoiled DNA. Performs the decatenation events required during the replication of a circular DNA molecule.<ref>PMID:17375187</ref> <ref>PMID:20596531</ref>  [[http://www.uniprot.org/uniprot/PARE_STRPN PARE_STRPN]] Topoisomerase IV is essential for chromosome segregation. It relaxes supercoiled DNA. Performs the decatenation events required during the replication of a circular DNA molecule.<ref>PMID:17375187</ref> <ref>PMID:20596531</ref>
[https://www.uniprot.org/uniprot/PARC_STRPN PARC_STRPN] Topoisomerase IV is essential for chromosome segregation. It relaxes supercoiled DNA. Performs the decatenation events required during the replication of a circular DNA molecule.<ref>PMID:17375187</ref> <ref>PMID:20596531</ref>  
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
Check<jmol>
Check<jmol>
   <jmolCheckbox>
   <jmolCheckbox>
     <scriptWhenChecked>select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ks/3ksb_consurf.spt"</scriptWhenChecked>
     <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/ks/3ksb_consurf.spt"</scriptWhenChecked>
     <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
     <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
     <text>to colour the structure by Evolutionary Conservation</text>
     <text>to colour the structure by Evolutionary Conservation</text>
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==See Also==
==See Also==
*[[Topoisomerase|Topoisomerase]]
*[[Topoisomerase 3D structures|Topoisomerase 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
[[Category: Fisher, L M]]
[[Category: Large Structures]]
[[Category: Laponogov, I]]
[[Category: McAuley, K E]]
[[Category: Pan, X S]]
[[Category: Sanderson, M R]]
[[Category: Veselkov, D A]]
[[Category: Dna-binding]]
[[Category: Isomerase-dna complex]]
[[Category: Nucleotide-binding]]
[[Category: Protein-dna cleavage complex]]
[[Category: Quinolone]]
[[Category: Sealed dna form]]
[[Category: Streptococcus pneumoniae]]
[[Category: Streptococcus pneumoniae]]
[[Category: Topoisomerase]]
[[Category: Fisher LM]]
[[Category: Laponogov I]]
[[Category: McAuley KE]]
[[Category: Pan X-S]]
[[Category: Sanderson MR]]
[[Category: Veselkov DA]]

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