3vus

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<StructureSection load='3vus' size='340' side='right'caption='[[3vus]], [[Resolution|resolution]] 1.65&Aring;' scene=''>
<StructureSection load='3vus' size='340' side='right'caption='[[3vus]], [[Resolution|resolution]] 1.65&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[3vus]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Ecoli Ecoli]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=3VUS OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3VUS FirstGlance]. <br>
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<table><tr><td colspan='2'>[[3vus]] is a 2 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=3VUS OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=3VUS FirstGlance]. <br>
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</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=ACT:ACETATE+ION'>ACT</scene>, <scene name='pdbligand=HG:MERCURY+(II)+ION'>HG</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</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]] 1.65&#8491;</td></tr>
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<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">b1023, JW5142, pgaB, ycdR ([https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=83333 ECOLI])</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=ACT:ACETATE+ION'>ACT</scene>, <scene name='pdbligand=HG:MERCURY+(II)+ION'>HG</scene>, <scene name='pdbligand=ZN:ZINC+ION'>ZN</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=3vus FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3vus OCA], [https://pdbe.org/3vus PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3vus RCSB], [https://www.ebi.ac.uk/pdbsum/3vus PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3vus ProSAT]</span></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=3vus FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=3vus OCA], [https://pdbe.org/3vus PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=3vus RCSB], [https://www.ebi.ac.uk/pdbsum/3vus PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=3vus ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[https://www.uniprot.org/uniprot/PGAB_ECOLI PGAB_ECOLI]] Catalyzes the N-deacetylation of poly-beta-1,6-N-acetyl-D-glucosamine (PGA), a biofilm adhesin polysaccharide. N-deacetylation promotes PGA export through the PgaA porin.<ref>PMID:15090514</ref> <ref>PMID:18359807</ref>
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[https://www.uniprot.org/uniprot/PGAB_ECOLI PGAB_ECOLI] Catalyzes the N-deacetylation of poly-beta-1,6-N-acetyl-D-glucosamine (PGA), a biofilm adhesin polysaccharide. N-deacetylation promotes PGA export through the PgaA porin.<ref>PMID:15090514</ref> <ref>PMID:18359807</ref>
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<div style="background-color:#fffaf0;">
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== Publication Abstract from PubMed ==
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Bacterial biofilm formation is an extremely widespread phenomenon involving the secretion of a protective exopolysaccharide matrix which helps the bacteria to attach to surfaces and to overcome a variety of stresses in different environments. This matrix may also include proteins, lipids, DNA and metal ions. Its composition depends on the bacterial species and growth conditions, but one of the most widely found components is polymeric beta-1,6-N-acetyl-D-glucosamine (PGA). Several studies have suggested that PGA is an essential component of biofilm and it is produced by numerous bacteria, including Escherichia coli, Staphylococcus epidermis, Yersinia pestis, Bordetella spp. and Actinobacillus spp. In E. coli, PGA production and export are dependent on four genes that form a single operon, pgaABCD, which appears to have been transferred between various species. Biofilms themselves are recognized as environments in which such horizontal gene transfer may occur. The pga operon of E. coli, which is even found in innocuous laboratory strains, is highly homologous to that from the plague bacterium Yersinia pestis, and biofilm is believed to play an important role in the transmission of Yersinia. The crystal structure of the N-terminal domain of PgaB, which has deacetylase activity, is described and compared with models of other deacetylases.
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The structure of the deacetylase domain of Escherichia coli PgaB, an enzyme required for biofilm formation: a circularly permuted member of the carbohydrate esterase 4 family.,Nishiyama T, Noguchi H, Yoshida H, Park SY, Tame JR Acta Crystallogr D Biol Crystallogr. 2013 Jan;69(Pt 1):44-51. doi:, 10.1107/S0907444912042059. Epub 2012 Dec 20. PMID:23275162<ref>PMID:23275162</ref>
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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</div>
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<div class="pdbe-citations 3vus" style="background-color:#fffaf0;"></div>
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== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Ecoli]]
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[[Category: Escherichia coli K-12]]
[[Category: Large Structures]]
[[Category: Large Structures]]
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[[Category: Nishiyama, T]]
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[[Category: Nishiyama T]]
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[[Category: Noguchi, H]]
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[[Category: Noguchi H]]
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[[Category: Park, S Y]]
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[[Category: Park S-Y]]
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[[Category: Tame, J R.H]]
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[[Category: Tame JRH]]
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[[Category: Yoshida, H]]
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[[Category: Yoshida H]]
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[[Category: 6-n-acetyl-d-glucosamine n-deacetylase]]
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[[Category: Deacetylase]]
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[[Category: Hydrolase]]
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[[Category: Poly-beta-1]]
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Current revision

Escherichia coli PgaB N-terminal domain

PDB ID 3vus

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