A DISEASE RESISTANCE GENE IN ARABIDOPSIS WITH SPECIFICITY FOR THE AVRPPH3 GENE OF PSEUDOMONAS-SYRINGAE PV PHASEOLICOLA

被引:106
|
作者
SIMONICH, MT [1 ]
INNES, RW [1 ]
机构
[1] INDIANA UNIV,DEPT BIOL,BLOOMINGTON,IN 47405
关键词
GENETIC MAPPING; NONHOST RESISTANCE; RECOMBINANT INBRED;
D O I
10.1094/MPMI-8-0637
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The avirulence gene avrPph3 from Pseudomonas syringae pv. phaseolicola was tested for its ability to convert virulent P. syringae pv. tomato strain DC3000 to avirulence on Arabidopsis. In F-2 plants from a cross between resistant and susceptible ecotypes, the ratio of resistant to susceptible plants was approximately 3:1, indicating that resistance to DC3000(avrPph3) is determined by a single dominant locus, which we have designated RPS5. RPS5 was mapped to chromosome 1, between restriction fragment length polymorphism markers m241 and g3786.
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页码:637 / 640
页数:4
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