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6tz9

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<StructureSection load='6tz9' size='340' side='right'caption='[[6tz9]], [[Resolution|resolution]] 6.20&Aring;' scene=''>
<StructureSection load='6tz9' size='340' side='right'caption='[[6tz9]], [[Resolution|resolution]] 6.20&Aring;' scene=''>
== Structural highlights ==
== Structural highlights ==
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<table><tr><td colspan='2'>[[6tz9]] is a 26 chain structure. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6TZ9 OCA]. For a <b>guided tour on the structure components</b> use [http://proteopedia.org/fgij/fg.htm?mol=6TZ9 FirstGlance]. <br>
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<table><tr><td colspan='2'>[[6tz9]] is a 26 chain structure with sequence from [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=6TZ9 OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=6TZ9 FirstGlance]. <br>
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</td></tr><tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[http://proteopedia.org/fgij/fg.htm?mol=6tz9 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6tz9 OCA], [http://pdbe.org/6tz9 PDBe], [http://www.rcsb.org/pdb/explore.do?structureId=6tz9 RCSB], [http://www.ebi.ac.uk/pdbsum/6tz9 PDBsum], [http://prosat.h-its.org/prosat/prosatexe?pdbcode=6tz9 ProSAT]</span></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">Electron Microscopy, [[Resolution|Resolution]] 6.2&#8491;</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=6tz9 FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=6tz9 OCA], [https://pdbe.org/6tz9 PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=6tz9 RCSB], [https://www.ebi.ac.uk/pdbsum/6tz9 PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=6tz9 ProSAT]</span></td></tr>
</table>
</table>
== Function ==
== Function ==
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[[http://www.uniprot.org/uniprot/CHM1B_HUMAN CHM1B_HUMAN]] Probable peripherally associated component of the endosomal sorting required for transport complex III (ESCRT-III) which is involved in multivesicular bodies (MVBs) formation and sorting of endosomal cargo proteins into MVBs. MVBs contain intraluminal vesicles (ILVs) that are generated by invagination and scission from the limiting membrane of the endosome and mostly are delivered to lysosomes enabling degradation of membrane proteins, such as stimulated growth factor receptors, lysosomal enzymes and lipids. The MVB pathway appears to require the sequential function of ESCRT-O, -I,-II and -III complexes. ESCRT-III proteins mostly dissociate from the invaginating membrane before the ILV is released. The ESCRT machinery also functions in topologically equivalent membrane fission events, such as the terminal stages of cytokinesis and the budding of enveloped viruses (HIV-1 and other lentiviruses). ESCRT-III proteins are believed to mediate the necessary vesicle extrusion and/or membrane fission activities, possibly in conjunction with the AAA ATPase VPS4. Involved in cytokinesis. Involved in recruiting VPS4A and/or VPS4B and SPAST to the midbody of dividing cells. Involved in HIV-1 p6- and p9-dependent virus release.<ref>PMID:14519844</ref> <ref>PMID:19129479</ref>
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[https://www.uniprot.org/uniprot/CHM1B_HUMAN CHM1B_HUMAN] Probable peripherally associated component of the endosomal sorting required for transport complex III (ESCRT-III) which is involved in multivesicular bodies (MVBs) formation and sorting of endosomal cargo proteins into MVBs. MVBs contain intraluminal vesicles (ILVs) that are generated by invagination and scission from the limiting membrane of the endosome and mostly are delivered to lysosomes enabling degradation of membrane proteins, such as stimulated growth factor receptors, lysosomal enzymes and lipids. The MVB pathway appears to require the sequential function of ESCRT-O, -I,-II and -III complexes. ESCRT-III proteins mostly dissociate from the invaginating membrane before the ILV is released. The ESCRT machinery also functions in topologically equivalent membrane fission events, such as the terminal stages of cytokinesis and the budding of enveloped viruses (HIV-1 and other lentiviruses). ESCRT-III proteins are believed to mediate the necessary vesicle extrusion and/or membrane fission activities, possibly in conjunction with the AAA ATPase VPS4. Involved in cytokinesis. Involved in recruiting VPS4A and/or VPS4B and SPAST to the midbody of dividing cells. Involved in HIV-1 p6- and p9-dependent virus release.<ref>PMID:14519844</ref> <ref>PMID:19129479</ref>
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==See Also==
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*[[Charged multivesicular body protein 3D structures|Charged multivesicular body protein 3D structures]]
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*[[Vacuolar protein sorting-associated protein 3D structures|Vacuolar protein sorting-associated protein 3D structures]]
== References ==
== References ==
<references/>
<references/>
__TOC__
__TOC__
</StructureSection>
</StructureSection>
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[[Category: Homo sapiens]]
[[Category: Large Structures]]
[[Category: Large Structures]]
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[[Category: Frost, A]]
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[[Category: Frost A]]
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[[Category: Nguyen, H C]]
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[[Category: Nguyen HC]]
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[[Category: Escrt-iii]]
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[[Category: Lipid binding protein]]
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[[Category: Membrane remodeling]]
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[[Category: Membrane-bound protein filament]]
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Current revision

CryoEM reconstruction of membrane-bound ESCRT-III filament composed of CHMP1B only

PDB ID 6tz9

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