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9w4x

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m (Protected "9w4x" [edit=sysop:move=sysop])
Current revision (07:54, 19 November 2025) (edit) (undo)
 
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'''Unreleased structure'''
 
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The entry 9w4x is ON HOLD
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==N-terminal half domain of EPC3==
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<StructureSection load='9w4x' size='340' side='right'caption='[[9w4x]]' scene=''>
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== Structural highlights ==
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<table><tr><td colspan='2'>[[9w4x]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Colletotrichum_orbiculare Colletotrichum orbiculare]. Full experimental information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=9W4X OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=9W4X 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">Solution NMR, 20 models</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=9w4x FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=9w4x OCA], [https://pdbe.org/9w4x PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=9w4x RCSB], [https://www.ebi.ac.uk/pdbsum/9w4x PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=9w4x ProSAT]</span></td></tr>
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</table>
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<div style="background-color:#fffaf0;">
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== Publication Abstract from PubMed ==
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Plant pathogens secrete various effector proteins to induce infections in their host plants. Understanding the molecular basis of plant pathogen effectors is important for improving agricultural productivity, plant health, and sustainability. However, this remains a significant challenge. EPC3 (EPC; Effector Protein for Cucurbit infection) is a recently discovered effector involved in the virulence of the cucurbit anthracnose fungus Colletotrichum orbiculare on host plants, although the structure-function relationship is unknown. Here, we report that the N-terminal half domain of EPC3 is responsible for its function. We determined the solution nuclear magnetic resonance (NMR) structure and dynamic properties of this functional domain. The structure containing three disulfide (SS) bonds is composed of five beta-strands. The molecule was rigid except for the loop regions connecting beta-strands. The structural properties were compared with those of other structurally similar effectors to deduce the potential residues responsible for this function. Furthermore, mutation experiments demonstrated the importance of intramolecular disulfide bonds in maintaining the structural integrity of EPC3. Our results provided insights into the molecular characteristics of EPC3 and a basis for future structure-guided functional studies.
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Authors: Xu, Z., Ohki, S.
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Identification and NMR-based structural characterization of the functional domain of EPC3, a virulence effector of the phytopathogenic fungus Colletotrichum orbiculare.,Xu Z, Singkaravanit-Ogawa S, Takano Y, Ohki S Front Plant Sci. 2025 Oct 10;16:1691993. doi: 10.3389/fpls.2025.1691993. , eCollection 2025. PMID:41140374<ref>PMID:41140374</ref>
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Description: N-terminal half domain of EPC3
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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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[[Category: Xu, Z]]
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<div class="pdbe-citations 9w4x" style="background-color:#fffaf0;"></div>
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[[Category: Ohki, S]]
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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: Colletotrichum orbiculare]]
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[[Category: Large Structures]]
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[[Category: Ohki S]]
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[[Category: Xu Z]]

Current revision

N-terminal half domain of EPC3

PDB ID 9w4x

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