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bacteria:t3e:xopp [2023/10/02 21:29] – [XopP] rkoebnikbacteria:t3e:xopp [2025/02/24 11:49] (current) – [Biological function] rkoebnik
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-====== XopP ======+====== The Type III Effector XopP from //Xanthomonas// ======
  
 Author: [[https://www.researchgate.net/profile/Claude_Bragard|Claude Bragard]]\\ Author: [[https://www.researchgate.net/profile/Claude_Bragard|Claude Bragard]]\\
-Internal reviewer: Harrold van den Burg\\ +Internal reviewer: Harrold van den Burg
-Expert reviewer: **WANTED!**+
  
 Class: XopP\\ Class: XopP\\
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 === (Experimental) evidence for being a T3E === === (Experimental) evidence for being a T3E ===
  
-Type III-dependent secretion was confirmed using a calmodulin-dependent adenylate cyclase reporter assay, with a Δ//hrpF// mutant strain serving as negative control (Roden //et al.//, 2004). Using an AvrBs1 reporter fusion, XopP<sub>Xcc8004</sub> was shown to be translated into plant cells in a //hrpF//- and //hpaB//-dependent manner (Jiang //et al.//, 2009).+Type III-dependent secretion was confirmed using a calmodulin-dependent adenylate cyclase reporter assay, with a Δ//hrpF// mutant strain serving as negative control (Roden //et al.//, 2004). Using an AvrBs1 reporter fusion, XopP<sub>Xcc8004</sub> was shown to be translated into plant cells in a //hrpF//- and //hpaB//-dependent manner (Jiang //et al.//, 2009). XopR<sub>//Xoo// </sub> was confirmed to have a functional type III secretion signal using a reporter fusion with AvrBs1 (Zhao //et al.//, 2013).
 === Regulation === === Regulation ===
  
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 === In xanthomonads === === In xanthomonads ===
  
-Yes (//e.g.//, //X. campestris//, //X. citri//, //X. euvesicatoria//, //X. oryzae//, //X. translucens//). Since the G+C content of the //xopP// gene is similar to that of the //Xcv// //hrp// gene cluster, it may be a member of a “core” group of //Xanthomonas// spp. effectors (Roden et al., 2004).+Yes (//e.g.//, //X. campestris//, //X. citri//, //X. euvesicatoria//, //X. oryzae//, //X. translucens//). Since the G+C content of the //xopP//  gene is similar to that of the //Xcv//  //hrp//  gene cluster, it may be a member of a “core” group of //Xanthomonas//  spp. effectors (Roden et al., 2004). 
 === In other plant pathogens/symbionts === === In other plant pathogens/symbionts ===
  
 Yes (//e.g.//, //Ralstonia solanacearum//) (Roden //et al//., 2004). Yes (//e.g.//, //Ralstonia solanacearum//) (Roden //et al//., 2004).
 +
 ===== References ===== ===== References =====
  
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 Jiang W, Jiang B, Xu R, Huang J, Wei H, Jiang GF, Cen WJ, Liu J, Ge YY, Li GH, Su LL, Hang XH, Tang DJ, Lu GT, Feng JX, He YQ, Tang JL (2009). Identification of six type III effector genes with the PIP box in //Xanthomonas campestris// pv. //campestris// and five of them contribute individually to full pathogenicity. Mol. Plant Microbe Interact. 22: 1401-1411. DOI: [[https://doi.org/10.1094/MPMI-22-11-1401|10.1094/MPMI-22-11-1401]] Jiang W, Jiang B, Xu R, Huang J, Wei H, Jiang GF, Cen WJ, Liu J, Ge YY, Li GH, Su LL, Hang XH, Tang DJ, Lu GT, Feng JX, He YQ, Tang JL (2009). Identification of six type III effector genes with the PIP box in //Xanthomonas campestris// pv. //campestris// and five of them contribute individually to full pathogenicity. Mol. Plant Microbe Interact. 22: 1401-1411. DOI: [[https://doi.org/10.1094/MPMI-22-11-1401|10.1094/MPMI-22-11-1401]]
  
-Kotsaridis K, Michalopoulou VA, Tsakiri D, Kotsifaki D, Kefala A, Kountourakis N, Celie PHN, Kokkinidis M, Sarris PF (2023). The functional and structural characterization of //Xanthomonas campestris// pv. //campestris// core effector XopP revealed a new kinase activity. Plant J., in press. DOI: [[https://doi.org/10.1111/tpj.16362|10.1111/tpj.16362]]+Kotsaridis K, Michalopoulou VA, Tsakiri D, Kotsifaki D, Kefala A, Kountourakis N, Celie PHN, Kokkinidis M, Sarris PF (2023). The functional and structural characterization of //Xanthomonas campestris// pv. //campestris// core effector XopP revealed a new kinase activity. Plant J. 116: 100-111. DOI: [[https://doi.org/10.1111/tpj.16362|10.1111/tpj.16362]]
  
 Liu Y, Long J, Shen D, Song C (2016). //Xanthomonas oryzae// pv. //oryzae// requires H-NS-family protein XrvC to regulate virulence during rice infection. FEMS Microbiol. Lett. 363: fnw067. DOI: [[https://doi.org/10.1093/femsle/fnw067|10.1093/femsle/fnw067]] Liu Y, Long J, Shen D, Song C (2016). //Xanthomonas oryzae// pv. //oryzae// requires H-NS-family protein XrvC to regulate virulence during rice infection. FEMS Microbiol. Lett. 363: fnw067. DOI: [[https://doi.org/10.1093/femsle/fnw067|10.1093/femsle/fnw067]]
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 Roden JA, Belt B, Ross JB, Tachibana T, Vargas J, Mudgett MB (2004). A genetic screen to isolate type III effectors translocated into pepper cells during //Xanthomonas// infection. Proc. Natl. Acad. Sci. USA 101: 16624-16629. DOI: [[https://doi.org/10.1073/pnas.0407383101|10.1073/pnas.0407383101]] Roden JA, Belt B, Ross JB, Tachibana T, Vargas J, Mudgett MB (2004). A genetic screen to isolate type III effectors translocated into pepper cells during //Xanthomonas// infection. Proc. Natl. Acad. Sci. USA 101: 16624-16629. DOI: [[https://doi.org/10.1073/pnas.0407383101|10.1073/pnas.0407383101]]
 +
 +Zhao S, Mo WL, Wu F, Tang W, Tang JL, Szurek B, Verdier V, Koebnik R, Feng JX (2013). Identification of non-TAL effectors in //Xanthomonas oryzae// pv. //oryzae// Chinese strain 13751 and analysis of their role in the bacterial virulence. World J. Microbiol. Biotechnol. 29: 733-744. DOI: [[https://doi.org/10.1007/s11274-012-1229-5|10.1007/s11274-012-1229-5]]
 +
 +===== Acknowledgements =====
 +
 +This fact sheet is based upon work from COST Action CA16107 EuroXanth, supported by COST (European Cooperation in Science and Technology).
  
bacteria/t3e/xopp.1696278568.txt.gz · Last modified: 2023/10/02 21:29 by rkoebnik

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