8zfj

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Current revision (05:44, 7 August 2024) (edit) (undo)
 
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'''Unreleased structure'''
 
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The entry 8zfj is ON HOLD until Paper Publication
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==cryo-EM structure of GPR4-Gs complex at pH 8.5==
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<StructureSection load='8zfj' size='340' side='right'caption='[[8zfj]], [[Resolution|resolution]] 3.10&Aring;' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[8zfj]] is a 5 chain structure with sequence from [https://en.wikipedia.org/wiki/Danio_rerio Danio rerio], [https://en.wikipedia.org/wiki/Escherichia_coli Escherichia coli], [https://en.wikipedia.org/wiki/Homo_sapiens Homo sapiens], [https://en.wikipedia.org/wiki/Mus_musculus Mus musculus] and [https://en.wikipedia.org/wiki/Synthetic_construct Synthetic construct]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=8ZFJ OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=8ZFJ FirstGlance]. <br>
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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]] 3.1&#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=8zfj FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=8zfj OCA], [https://pdbe.org/8zfj PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=8zfj RCSB], [https://www.ebi.ac.uk/pdbsum/8zfj PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=8zfj ProSAT]</span></td></tr>
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</table>
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== Function ==
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[https://www.uniprot.org/uniprot/GBB1_HUMAN GBB1_HUMAN] Guanine nucleotide-binding proteins (G proteins) are involved as a modulator or transducer in various transmembrane signaling systems. The beta and gamma chains are required for the GTPase activity, for replacement of GDP by GTP, and for G protein-effector interaction.<ref>PMID:18611381</ref>
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<div style="background-color:#fffaf0;">
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== Publication Abstract from PubMed ==
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The CD93/IGFBP7 axis proteins are key factors expressed in endothelial cells (EC) that mediate EC angiogenesis and migration. Their upregulation contributes to tumor vascular abnormality and a blockade of this interaction promotes a favorable tumor microenvironment for therapeutic interventions. However, the interactions of these proteins with each other remain unclear. In this study, we determined a partial structure of the human CD93-IGFBP7 complex comprising the EGF(1) domain of CD93 and the IB domain of IGFBP7. Mutagenesis studies confirmed interactions and specificities. Cellular and mouse tumor studies demonstrated the physiological relevance of the CD93-IGFBP7 interaction in EC angiogenesis. Our study provides leads for the development of therapeutic agents to precisely disrupt unwanted CD93-IGFBP7 signaling in the tumor microenvironment. Additionally, analysis of the CD93 full-length architecture provides insights into how CD93 protrudes on the cell surface and forms a flexible platform for binding to IGFBP7 and other ligands.
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Authors:
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Structural insight into CD93 recognition by IGFBP7.,Xu Y, Sun Y, Zhu Y, Song G Structure. 2024 Mar 7;32(3):282-291.e4. doi: 10.1016/j.str.2023.12.011. Epub 2024 , Jan 12. PMID:38218180<ref>PMID:38218180</ref>
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Description:
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From MEDLINE&reg;/PubMed&reg;, a database of the U.S. National Library of Medicine.<br>
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[[Category: Unreleased Structures]]
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</div>
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<div class="pdbe-citations 8zfj" style="background-color:#fffaf0;"></div>
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== References ==
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<references/>
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__TOC__
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</StructureSection>
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[[Category: Danio rerio]]
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[[Category: Escherichia coli]]
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[[Category: Homo sapiens]]
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[[Category: Large Structures]]
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[[Category: Mus musculus]]
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[[Category: Synthetic construct]]
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[[Category: Ma Y]]
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[[Category: Ru H]]
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[[Category: Song G]]
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[[Category: Tang M]]

Current revision

cryo-EM structure of GPR4-Gs complex at pH 8.5

PDB ID 8zfj

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