@article{fdi:010081451, title = {{T}he complete genome sequence of {X}anthomonas theicola, the causal agent of canker on tea plants, reveals novel secretion systems in clade-1 {X}anthomonads}, author = {{K}oebnik, {R}alf and {B}urokiene, {D}. and {B}ragard, {C}. and {C}hang, {C}. and {F}ischer-{L}e {S}aux, {M}. and {K}olliker, {R}. and {L}ang, {J}. {M}. and {L}each, {J}. {E}. and {L}una, {E}. {K}. and {P}ortier, {P}. and {S}agia, {A}. and {Z}iegle, {J}. and {C}ohen, {S}. {P}. and {J}acobs, {J}. {M}.}, editor = {}, language = {{ENG}}, abstract = {{X}anthomonas theicola is the causal agent of bacterial canker on tea plants. {T}here is no complete genome sequence available for {X}. theicola, a close relative of the species {X}. translucens and {X}. hyacinthi, thus limiting basic research for this group of pathogens. {H}ere, we release a high-quality complete genome sequence for the {X}. theicola type strain, {CFBP} 4691{T}. {S}ingle-molecule real-time sequencing with a mean coverage of 264x revealed two contigs of 4,744,641 bp (chromosome) and 40,955 bp (plasmid) in size. {G}enome mining revealed the presence of nonribosomal peptide synthases, two {CRISPR} systems, the {X}ps type 2 secretion system, and the {H}rp type 3 secretion system. {S}urprisingly, this strain encodes an additional type 2 secretion system and a novel type 3 secretion system with enigmatic function, hitherto undescribed for xanthomonads. {F}our type 3 effector genes were found on complete or partial transposons, suggesting a role of transposons in effector gene evolution and spread. {T}his genome sequence fills an important gap to better understand the biology and evolution of the early-branching xanthomonads, also known as clade-1 xanthomonads.}, keywords = {bacterial canker ; bacterial pathogens ; effector-encoding transposon ; evolution ; genomics ; host parasite interactions ; microbe-genome ; sequencing ; pathogen effectors ; tea plant ; type 2 secretion ; type 3 ; secretion ; {X}anthomonas theicola}, booktitle = {}, journal = {{P}hytopathology}, volume = {111}, numero = {4}, pages = {611--616}, ISSN = {0031-949{X}}, year = {2021}, DOI = {10.1094/phyto-07-20-0273-sc}, URL = {https://www.documentation.ird.fr/hor/fdi:010081451}, }