4xtj

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==N-terminal 43 kDa fragment of the E. coli DNA gyrase B subunit grown from 100 mM KCl plus 100 mM NaCl condition==
==N-terminal 43 kDa fragment of the E. coli DNA gyrase B subunit grown from 100 mM KCl plus 100 mM NaCl condition==
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<StructureSection load='4xtj' size='340' side='right' caption='[[4xtj]], [[Resolution|resolution]] 1.92&Aring;' scene=''>
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<StructureSection load='4xtj' size='340' side='right'caption='[[4xtj]], [[Resolution|resolution]] 1.92&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[4xtj]] is a 1 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4XTJ OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=4XTJ FirstGlance]. <br>
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<table><tr><td colspan='2'>[[4xtj]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Escherichia_coli_K-12 Escherichia coli K-12]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4XTJ OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4XTJ FirstGlance]. <br>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=ANP:PHOSPHOAMINOPHOSPHONIC+ACID-ADENYLATE+ESTER'>ANP</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=K:POTASSIUM+ION'>K</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene></td></tr>
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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]] 1.92&#8491;</td></tr>
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<tr id='activity'><td class="sblockLbl"><b>Activity:</b></td><td class="sblockDat"><span class='plainlinks'>[http://en.wikipedia.org/wiki/DNA_topoisomerase_(ATP-hydrolyzing) DNA topoisomerase (ATP-hydrolyzing)], with EC number [http://www.brenda-enzymes.info/php/result_flat.php4?ecno=5.99.1.3 5.99.1.3] </span></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=ANP:PHOSPHOAMINOPHOSPHONIC+ACID-ADENYLATE+ESTER'>ANP</scene>, <scene name='pdbligand=CL:CHLORIDE+ION'>CL</scene>, <scene name='pdbligand=K:POTASSIUM+ION'>K</scene>, <scene name='pdbligand=MG:MAGNESIUM+ION'>MG</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene></td></tr>
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<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=4xtj FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4xtj OCA], [http://pdbe.org/4xtj PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=4xtj RCSB], [http://www.ebi.ac.uk/pdbsum/4xtj PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=4xtj ProSAT]</span></td></tr>
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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=4xtj FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4xtj OCA], [https://pdbe.org/4xtj PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4xtj RCSB], [https://www.ebi.ac.uk/pdbsum/4xtj PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4xtj ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/GYRB_ECOLI GYRB_ECOLI]] DNA gyrase negatively supercoils closed circular double-stranded DNA in an ATP-dependent manner and also catalyzes the interconversion of other topological isomers of double-stranded DNA rings, including catenanes and knotted rings.<ref>PMID:12051843</ref> <ref>PMID:18642932</ref> <ref>PMID:20675723</ref>
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[https://www.uniprot.org/uniprot/GYRB_ECOLI GYRB_ECOLI] DNA gyrase negatively supercoils closed circular double-stranded DNA in an ATP-dependent manner and also catalyzes the interconversion of other topological isomers of double-stranded DNA rings, including catenanes and knotted rings.<ref>PMID:12051843</ref> <ref>PMID:18642932</ref> <ref>PMID:20675723</ref>
<div style="background-color:#fffaf0;">
<div style="background-color:#fffaf0;">
== Publication Abstract from PubMed ==
== Publication Abstract from PubMed ==
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==See Also==
==See Also==
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*[[Gyrase|Gyrase]]
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*[[Gyrase 3D Structures|Gyrase 3D Structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Chung, T T]]
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[[Category: Escherichia coli K-12]]
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[[Category: Hearnshaw, S J]]
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[[Category: Large Structures]]
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[[Category: Lawson, D M]]
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[[Category: Chung TT]]
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[[Category: Maxwell, A]]
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[[Category: Hearnshaw SJ]]
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[[Category: Stevenson, C E.M]]
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[[Category: Lawson DM]]
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[[Category: Atpase activity]]
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[[Category: Maxwell A]]
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[[Category: Atpase domain]]
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[[Category: Stevenson CEM]]
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[[Category: Dna gyrase]]
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[[Category: Ghkl superfamily]]
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[[Category: Isomerase]]
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[[Category: Monovalent cation]]
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Current revision

N-terminal 43 kDa fragment of the E. coli DNA gyrase B subunit grown from 100 mM KCl plus 100 mM NaCl condition

PDB ID 4xtj

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