5e1h: Difference between revisions

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'''Unreleased structure'''


The entry 5e1h is ON HOLD  until Paper Publication
==Ricin toxin in complex with neutralizing single chain monoclonal antibodies (VHHs)==
<StructureSection load='5e1h' size='340' side='right'caption='[[5e1h]], [[Resolution|resolution]] 2.03&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[5e1h]] is a 2 chain structure with sequence from [https://en.wikipedia.org/wiki/Ricinus_communis Ricinus communis] and [https://en.wikipedia.org/wiki/Vicugna_pacos Vicugna pacos]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=5E1H OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=5E1H FirstGlance]. <br>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">X-ray diffraction, [[Resolution|Resolution]] 2.032&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=CL:CHLORIDE+ION'>CL</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=5e1h FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=5e1h OCA], [https://pdbe.org/5e1h PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=5e1h RCSB], [https://www.ebi.ac.uk/pdbsum/5e1h PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=5e1h ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/RICI_RICCO RICI_RICCO] Ricin is highly toxic to animal cells and to a lesser extent to plant cells. The A chain acts as a glycosidase that removes a specific adenine residue from an exposed loop of the 28S rRNA (A4324 in mammals), leading to rRNA breakage. As this loop is involved in elongation factor binding, modified ribosomes are catalytically inactive and unable to support protein synthesis. The A chain can inactivate a few thousand ribosomes per minute, faster than the cell can make new ones. Therefore a single A chain molecule can kill an animal cell. The B chain binds to beta-D-galactopyranoside moieties on cell surface glycoproteins and glycolipids and facilitates the entry into the cell of the A chain; B chains are also responsible for cell agglutination (Lectin activity).


Authors: Rudolph, M.J., Vance, D., Shoemaker, C., Mantis, N.
==See Also==
 
*[[Antibody 3D structures|Antibody 3D structures]]
Description:  
*[[3D structures of non-human antibody|3D structures of non-human antibody]]
[[Category: Unreleased Structures]]
__TOC__
[[Category: Shoemaker, C]]
</StructureSection>
[[Category: Mantis, N]]
[[Category: Large Structures]]
[[Category: Rudolph, M.J]]
[[Category: Ricinus communis]]
[[Category: Vance, D]]
[[Category: Vicugna pacos]]
[[Category: Mantis N]]
[[Category: Rudolph MJ]]
[[Category: Shoemaker C]]
[[Category: Vance D]]

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