BAK1 Is Not a Target of the Pseudomonas syringae Effector AvrPto

Plant cell surface-localized receptor kinases such as FLS2, EFR, and CERK1 play a crucial role in detecting invading pathogenic bacteria. Upon stimulation by bacterium-derived ligands, FLS2 and EFR interact with BAK1, a receptor-like kinase, to activate immune responses. A number of Pseudomonas syri...

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Main Authors: Tingting Xiang, Na Zong, Jie Zhang, Jinfeng Chen, Mingsheng Chen, Jian-Min Zhou
Format: Article
Language:English
Published: The American Phytopathological Society 2011-01-01
Series:Molecular Plant-Microbe Interactions
Online Access:https://apsjournals.apsnet.org/doi/10.1094/MPMI-04-10-0096
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author Tingting Xiang
Na Zong
Jie Zhang
Jinfeng Chen
Mingsheng Chen
Jian-Min Zhou
author_facet Tingting Xiang
Na Zong
Jie Zhang
Jinfeng Chen
Mingsheng Chen
Jian-Min Zhou
author_sort Tingting Xiang
collection DOAJ
description Plant cell surface-localized receptor kinases such as FLS2, EFR, and CERK1 play a crucial role in detecting invading pathogenic bacteria. Upon stimulation by bacterium-derived ligands, FLS2 and EFR interact with BAK1, a receptor-like kinase, to activate immune responses. A number of Pseudomonas syringae effector proteins are known to block immune responses mediated by these receptors. Previous reports suggested that both FLS2 and BAK1 could be targeted by the P. syringae effector AvrPto to inhibit plant defenses. Here, we provide new evidence further supporting that FLS2 but not BAK1 is targeted by AvrPto in plants. The AvrPto-FLS2 interaction prevented the phosphorylation of BIK1, a downstream component of the FLS2 pathway.
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spelling doaj.art-7c91748f9a354a288bbc26b6acab12162022-12-21T18:51:53ZengThe American Phytopathological SocietyMolecular Plant-Microbe Interactions0894-02821943-77062011-01-0124110010710.1094/MPMI-04-10-0096BAK1 Is Not a Target of the Pseudomonas syringae Effector AvrPtoTingting XiangNa ZongJie ZhangJinfeng ChenMingsheng ChenJian-Min ZhouPlant cell surface-localized receptor kinases such as FLS2, EFR, and CERK1 play a crucial role in detecting invading pathogenic bacteria. Upon stimulation by bacterium-derived ligands, FLS2 and EFR interact with BAK1, a receptor-like kinase, to activate immune responses. A number of Pseudomonas syringae effector proteins are known to block immune responses mediated by these receptors. Previous reports suggested that both FLS2 and BAK1 could be targeted by the P. syringae effector AvrPto to inhibit plant defenses. Here, we provide new evidence further supporting that FLS2 but not BAK1 is targeted by AvrPto in plants. The AvrPto-FLS2 interaction prevented the phosphorylation of BIK1, a downstream component of the FLS2 pathway.https://apsjournals.apsnet.org/doi/10.1094/MPMI-04-10-0096
spellingShingle Tingting Xiang
Na Zong
Jie Zhang
Jinfeng Chen
Mingsheng Chen
Jian-Min Zhou
BAK1 Is Not a Target of the Pseudomonas syringae Effector AvrPto
Molecular Plant-Microbe Interactions
title BAK1 Is Not a Target of the Pseudomonas syringae Effector AvrPto
title_full BAK1 Is Not a Target of the Pseudomonas syringae Effector AvrPto
title_fullStr BAK1 Is Not a Target of the Pseudomonas syringae Effector AvrPto
title_full_unstemmed BAK1 Is Not a Target of the Pseudomonas syringae Effector AvrPto
title_short BAK1 Is Not a Target of the Pseudomonas syringae Effector AvrPto
title_sort bak1 is not a target of the pseudomonas syringae effector avrpto
url https://apsjournals.apsnet.org/doi/10.1094/MPMI-04-10-0096
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