@article{fdi:010068751, title = {{A} resistance locus in the {A}merican heirloom rice variety {C}arolina {G}old {S}elect is triggered by {TAL} effectors with diverse predicted targets and is effective against {A}frican strains of {X}anthomonas oryzae pv. oryzicola}, author = {{T}riplett, {L}. {R}. and {C}ohen, {S}. {P}. and {H}effelfinger, {C}. and {S}chmidt, {C}. {L}. and {H}uerta, {A}. {I}. and {T}ekete, {C}. and {V}erdier, {V}al{\'e}rie and {B}ogdanove, {A}. {J}. and {L}each, {J}. {E}.}, editor = {}, language = {{ENG}}, abstract = {{T}he rice pathogens {X}anthomonas oryzae pathovar (pv.) oryzae and pv. oryzicola produce numerous transcription activator-like ({TAL}) effectors that increase bacterial virulence by activating expression of host susceptibility genes. {R}ice resistance mechanisms against {TAL} effectors include polymorphisms that prevent effector binding to susceptibility gene promoters, or that allow effector activation of resistance genes. {T}his study identifies, in the heirloom variety {C}arolina {G}old {S}elect, a third mechanism of rice resistance involving {TAL} effectors. {T}his resistance manifests through strong suppression of disease development in response to diverse {TAL} effectors from both {X}. oryzae pathovars. {T}he resistance can be triggered by an effector with only 3.5 central repeats, is independent of the composition of the repeat variable di-residues that determine {TAL} effector binding specificity, and is independent of the transcriptional activation domain. {W}e determined that the resistance is conferred by a single dominant locus, designated {X}o1, that maps to a 1.09 {M}bp fragment on chromosome 4. {T}he {X}o1 interval also confers complete resistance to the strains in the {A}frican clade of {X}. oryzae pv. oryzicola, representing the first dominant resistance locus against bacterial leaf streak in rice. {T}he strong phenotypic similarity between the {TAL} effector-triggered resistance conferred by {X}o1 and that conferred by the tomato resistance gene {B}s4 suggests that monocots and dicots share an ancient or convergently evolved mechanism to recognize analogous {TAL} effector epitopes.}, keywords = {{TAL} effector ; {C}arolina {G}old {S}elect ; {X}anthomonas oryzae ; {B}s4 ; {O}ryza ; sativa ; bacterial leaf blight ; bacterial leaf streak}, booktitle = {}, journal = {{P}lant {J}ournal}, volume = {87}, numero = {5}, pages = {472--483}, ISSN = {0960-7412}, year = {2016}, DOI = {10.1111/tpj.13212}, URL = {https://www.documentation.ird.fr/hor/fdi:010068751}, }