2zoe: Difference between revisions

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==HA3 subcomponent of Clostridium botulinum type C progenitor toxin, complex with N-acetylneuramic acid==
==HA3 subcomponent of Clostridium botulinum type C progenitor toxin, complex with N-acetylneuramic acid==
<StructureSection load='2zoe' size='340' side='right' caption='[[2zoe]], [[Resolution|resolution]] 2.60&Aring;' scene=''>
<StructureSection load='2zoe' size='340' side='right'caption='[[2zoe]], [[Resolution|resolution]] 2.60&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
<table><tr><td colspan='2'>[[2zoe]] is a 2 chain structure with sequence from [http://en.wikipedia.org/wiki/"bacillus_botulinus"_van_ermengem_1896 "bacillus botulinus" van ermengem 1896]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2ZOE OCA]. For a <b>guided tour on the structure components</b> use [http://oca.weizmann.ac.il/oca-docs/fgij/fg.htm?mol=2ZOE FirstGlance]. <br>
<table><tr><td colspan='2'>[[2zoe]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Clostridium_botulinum Clostridium botulinum]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=2ZOE OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=2ZOE FirstGlance]. <br>
</td></tr><tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat"><scene name='pdbligand=SLB:5-N-ACETYL-BETA-D-NEURAMINIC+ACID'>SLB</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]] 2.6&#8491;</td></tr>
<tr id='NonStdRes'><td class="sblockLbl"><b>[[Non-Standard_Residue|NonStd Res:]]</b></td><td class="sblockDat"><scene name='pdbligand=MSE:SELENOMETHIONINE'>MSE</scene></td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=MSE:SELENOMETHIONINE'>MSE</scene>, <scene name='pdbligand=SLB:5-N-ACETYL-BETA-D-NEURAMINIC+ACID'>SLB</scene></td></tr>
<tr id='gene'><td class="sblockLbl"><b>[[Gene|Gene:]]</b></td><td class="sblockDat">HA3 ([http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&srchmode=5&id=1491 "Bacillus botulinus" van Ermengem 1896])</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=2zoe FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2zoe OCA], [https://pdbe.org/2zoe PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=2zoe RCSB], [https://www.ebi.ac.uk/pdbsum/2zoe PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=2zoe 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=2zoe FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=2zoe OCA], [http://pdbe.org/2zoe PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=2zoe RCSB], [http://www.ebi.ac.uk/pdbsum/2zoe PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=2zoe ProSAT]</span></td></tr>
</table>
</table>
== Function ==
[https://www.uniprot.org/uniprot/HA70C_CBCP HA70C_CBCP] The hemagglutinin (HA) component of the progenitor toxin protects the structural integrity of botulinum neurotoxin; may increase internalization of the neurotoxin into the bloodstream of the host (PubMed:9421908). The HA component is involved in binding to the upper small intestine through interactions with glycolipids and glycoproteins containing sialic acid moieties (Probable). Whole protein and the HA-53 chain (but not the HA-22-23 chain) bind to bovine mucin; if the mucin is pretreated with neuraminidase (removes the terminal sialic acid of glycoconjugates) mucin binding is decreased (PubMed:19071137). Has higher affinity for alpha-2,3-sialylated oligosaccharides than alpha-2-6 sialylated oligosaccharides (PubMed:22684008).<ref>PMID:19071137</ref> <ref>PMID:22684008</ref> <ref>PMID:9421908</ref> <ref>PMID:9421908</ref>
== Evolutionary Conservation ==
== Evolutionary Conservation ==
[[Image:Consurf_key_small.gif|200px|right]]
[[Image:Consurf_key_small.gif|200px|right]]
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   <jmolCheckbox>
   <jmolCheckbox>
     <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/zo/2zoe_consurf.spt"</scriptWhenChecked>
     <scriptWhenChecked>; select protein; define ~consurf_to_do selected; consurf_initial_scene = true; script "/wiki/ConSurf/zo/2zoe_consurf.spt"</scriptWhenChecked>
     <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview01.spt</scriptWhenUnchecked>
     <scriptWhenUnchecked>script /wiki/extensions/Proteopedia/spt/initialview03.spt</scriptWhenUnchecked>
     <text>to colour the structure by Evolutionary Conservation</text>
     <text>to colour the structure by Evolutionary Conservation</text>
   </jmolCheckbox>
   </jmolCheckbox>
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==See Also==
==See Also==
*[[Hemagglutinin|Hemagglutinin]]
*[[Hemagglutinin 3D structures|Hemagglutinin 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
[[Category: Bacillus botulinus van ermengem 1896]]
[[Category: Clostridium botulinum]]
[[Category: Ide, A]]
[[Category: Large Structures]]
[[Category: Kotani, M]]
[[Category: Ide A]]
[[Category: Nakamura, T]]
[[Category: Kotani M]]
[[Category: Nishikawa, A]]
[[Category: Nakamura T]]
[[Category: Oguma, K]]
[[Category: Nishikawa A]]
[[Category: Tonozuka, T]]
[[Category: Oguma K]]
[[Category: Hemagglutinin]]
[[Category: Tonozuka T]]
[[Category: Jelly roll]]
[[Category: Toxin]]

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