4ntp: Difference between revisions
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New page: '''Unreleased structure''' The entry 4ntp is ON HOLD Authors: Nowick, J. S., Spencer, R. K., Li, H. Description: Crystal structure of macrocycles containing A 17-23 (LV(PHI)FAED) and A... |
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==Crystal structure of macrocycles containing A 17-23 (LV(PHI)FAED) and A 30-36 (AII(SAR)L(ORN)V)== | |||
<StructureSection load='4ntp' size='340' side='right'caption='[[4ntp]], [[Resolution|resolution]] 1.99Å' scene=''> | |||
== Structural highlights == | |||
<table><tr><td colspan='2'>[[4ntp]] is a 16 chain structure with sequence from [https://en.wikipedia.org/wiki/Synthetic_construct Synthetic construct]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=4NTP OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=4NTP FirstGlance]. <br> | |||
</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>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene>, <scene name='pdbligand=ORN:L-ORNITHINE'>ORN</scene>, <scene name='pdbligand=PHI:IODO-PHENYLALANINE'>PHI</scene>, <scene name='pdbligand=SAR:SARCOSINE'>SAR</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=4ntp FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=4ntp OCA], [https://pdbe.org/4ntp PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=4ntp RCSB], [https://www.ebi.ac.uk/pdbsum/4ntp PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=4ntp ProSAT]</span></td></tr> | |||
</table> | |||
<div style="background-color:#fffaf0;"> | |||
== Publication Abstract from PubMed == | |||
A peptide derived from Abeta17-36 crystallizes to form trimers that further associate to form higher-order oligomers. The trimers consist of three highly twisted beta-hairpins in a triangular arrangement. Two trimers associate face-to-face in the crystal lattice to form a hexamer; four trimers in a tetrahedral arrangement about a central cavity form a dodecamer. These structures provide a working model for the structures of oligomers associated with neurodegeneration in Alzheimer's disease. | |||
X-ray Crystallographic Structures of Trimers and Higher-Order Oligomeric Assemblies of a Peptide Derived from Abeta,Spencer RK, Li H, Nowick JS J Am Chem Soc. 2014 Apr 3. PMID:24669800<ref>PMID:24669800</ref> | |||
From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine.<br> | |||
</div> | |||
<div class="pdbe-citations 4ntp" style="background-color:#fffaf0;"></div> | |||
== References == | |||
<references/> | |||
__TOC__ | |||
</StructureSection> | |||
[[Category: Large Structures]] | |||
[[Category: Synthetic construct]] | |||
[[Category: Li H]] | |||
[[Category: Nowick JS]] | |||
[[Category: Spencer RK]] | |||
Latest revision as of 11:39, 18 January 2023
Crystal structure of macrocycles containing A 17-23 (LV(PHI)FAED) and A 30-36 (AII(SAR)L(ORN)V)Crystal structure of macrocycles containing A 17-23 (LV(PHI)FAED) and A 30-36 (AII(SAR)L(ORN)V)
Structural highlights
Publication Abstract from PubMedA peptide derived from Abeta17-36 crystallizes to form trimers that further associate to form higher-order oligomers. The trimers consist of three highly twisted beta-hairpins in a triangular arrangement. Two trimers associate face-to-face in the crystal lattice to form a hexamer; four trimers in a tetrahedral arrangement about a central cavity form a dodecamer. These structures provide a working model for the structures of oligomers associated with neurodegeneration in Alzheimer's disease. X-ray Crystallographic Structures of Trimers and Higher-Order Oligomeric Assemblies of a Peptide Derived from Abeta,Spencer RK, Li H, Nowick JS J Am Chem Soc. 2014 Apr 3. PMID:24669800[1] From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine. References
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