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Institut of plant biochemistry Linteraction non-hôte Persil-Phytophthora sojae, un modèle pour étudier la réponse immunitaire innée chez les plantes.

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Presentation on theme: "Institut of plant biochemistry Linteraction non-hôte Persil-Phytophthora sojae, un modèle pour étudier la réponse immunitaire innée chez les plantes."— Presentation transcript:

1 Institut of plant biochemistry Linteraction non-hôte Persil-Phytophthora sojae, un modèle pour étudier la réponse immunitaire innée chez les plantes

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5 TSGPTS Open reading frame RACE clones cDNA clone Elicitor activity + - + - - + - - - polypeptides expressed from subclones Elicitor-active oligopeptide TS C X X PH H N C C VWNQPVRGFKVYE Pep-13, a minimal elicitor motif within GP42 Institute of Plant Biochemistry

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7 GP42 TGase homologs are highly conserved among the genus Phytophthora Institute of Plant Biochemistry

8 IPB Institute of Plant Biochemistry Pep-13-containing GP42 TGase homologs are highly conserved among Phytophthora spp.

9 Hydropathy plot of Phytophthora sojae transglutaminase Pep-13 is part of a surface-exposed loop structure IPB Institute of Plant Biochemistry

10 TGase and elicitor activities of P. sojae wild-type and mutant proteins Pep-13 is functionally indispensable IPB Institute of Plant Biochemistry

11 Pep-13 elicits defense reactions in potato with the same signal specificity as in parsley P234AW231A Institute of Plant Biochemistry

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