The Arabidopsis MAP kinase kinase MKK1 participates in defence responses to the bacterial elicitor flagellin (Record no. 42732)

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003 - CONTROL NUMBER IDENTIFIER
control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625124720.0
040 ## - CATALOGING SOURCE
Transcribing agency CICY
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-8428
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245 10 - TITLE STATEMENT
Title The Arabidopsis MAP kinase kinase MKK1 participates in defence responses to the bacterial elicitor flagellin
490 0# - SERIES STATEMENT
Volume/sequential designation The Plant Journal, 48(4), p.485, 2006
520 3# - SUMMARY, ETC.
Summary, etc. Plants sense pathogens through both pathogen-associated molecular patterns and recognition of race-specific virulence factors, which induce basal defence or an accelerated defence (often manifest in the form of local cell death), respectively. A mitogen-activated protein kinase (MAPK)module in Arabidopsis was previously proposed to signal from perception of the bacterial elicitor flagellin to the activation of basal efence-related genes. Here, we present evidence for a parallel MAPK-signalling pathway involved in the response to flg22, a peptide corresponding to the most conserved domain of flagellin. The endogenous Arabidopsis MAP kinase kinase MKK1 is activated in cells treated with flg22, phosphorylates the MAPK MPK4 in vitro, and activates it in vivo in protoplasts. In mkk1 mutant plants, the activation by flg22 of MPK4 and two other flg22-induced MAPKs (MPK3 and MPK6)is impaired. In the mkk1 mutant, a battery of both flg22-induced and flg22-repressed genes show altered expression, indicating that MKK1 negatively regulates the activity of flagellin-responsive genes. Intriguingly, in contrast to the mpk4 mutant, mkk1 shows no morphological anomalies and is compromised in resistance to both virulent and avirulent Pseudomonas syringae strains. Thus, the MKK1 signalling pathway modulates the expression of genes responding to elicitors and plays an important role in pathogen defence.
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element MITOGEN-ACTIVATED PROTEIN KINASE SIGNALLING
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element FLAGELLIN, PATHOGEN RESISTANCE
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element DEFENCE-RELATED GENES
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element SIGNALLING NETWORKS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ARABIDOPSIS
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Mészáros, T.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Helfer,A.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Hatzimasoura, E.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Magyar, Z.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Serazetdinova, L.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Rios, G
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1FlMhdFCPcZ-1CEnag_D0X3btyVQx-VM7/view?usp=drivesdk">https://drive.google.com/file/d/1FlMhdFCPcZ-1CEnag_D0X3btyVQx-VM7/view?usp=drivesdk</a>
Public note Para ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Source of classification or shelving scheme Clasificación local
Koha item type Documentos solicitados
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-8428 25.06.2025 25.06.2025 Documentos solicitados