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--- bacteria:t3e:xopba [2025/08/04 10:19] – [The Type III Effector XopBA from //Xanthomonas//] rkoebnik
+++ bacteria:t3e:xopba [2025/08/04 10:46] (current) – [Conservation] rkoebnik
@@ Line 16: / Line 16: @@
 XopBA<sub>//Xee//66b</sub> was discovered by homology to HopW/HopPmaA in //Pseudomonas syringae// (70% aa sequence identity) and EspW in //Escherichia coli// (30% aa sequence identity) (Stavrinides & Guttman, 2004; Sandu et al., 2017).
-XopBA<sub>//Xga//LMG727</sub> was discovered as an ORF that is encoded downstream of a PIP box and a properly spaced ‐10 promoter motif (TTCGB‐N<sub>15</sub> ‐TTCGB‐N<sub>30–32</sub> ‐YANNNT) (Passelergue, 2025)
+The homolog in //Xanthomonas graminis// pv. //arrhenatheri// strain LMG 727 with 77% sequence identity (KM317_RS05475), XopBA<sub>//Xga//LMG727</sub>, was discovered as an ORF that is encoded downstream of a PIP box and a properly spaced ‐10 promoter motif (TTCGB‐N<sub>15</sub> ‐TTCGB‐N<sub>30–32</sub> ‐YANNNT) (Passelergue, 2025)
 === (Experimental) evidence for being a T3E ===
-XopBA<sub>//Xee//66b</sub>: No evidence.
+XopBA<sub>//Xga//LMG727</sub> was shown to have a functional type III secretion signal using a reporter fusion with AvrBs1 (Zhao //et al.//, 2013; Passelergue, 2025).
-XopBA<sub>//Xga//LMG727</sub> was shown to have a functional type III secretion signal using a reporter fusion with AvrBs1 (Zhao //et al.//, 2013).
 === Regulation ===
-XopBA<sub>//Xee//66b</sub>: Unknown.
+The presence of a PIP box and a properly spaced ‐10 promoter motif (TTCGB‐N<sub>15</sub> ‐TTCGB‐N<sub>30–32</sub> ‐YANNNT) suggests that the //xopBA<sub>Xga</sub> // <sub>LMG727</sub> //<sup> </sup>  // gene is under control of HrpG and HrpX (Wengelnik & Bonas, 1996; Wengelnik //et al.//, 1996; Koebnik //et al.//, 2006).
-XopBA<sub>//Xga//LMG727</sub>: The presence of a PIP box and a properly spaced ‐10 promoter motif (TTCGB‐N<sub>15</sub> ‐TTCGB‐N<sub>30–32</sub> ‐YANNNT) suggests that the //xopBA<sub>Xga</sub> // <sub>LMG727</sub> //<sup> </sup>  // gene is under control of HrpG and HrpX (Wengelnik & Bonas, 1996; Wengelnik //et al.//, 1996; Koebnik //et al.//, 2006).
 === Phenotypes ===
@@ Line 44: / Line 40: @@
 === In xanthomonads ===
-XopBA<sub>//Xee//66b</sub>: Yes (//e.g.//, //X. euvesicatoria, X. citri, X. transclucens, X. vasicola//).
+Yes (//e.g.//, //X. euvesicatoria, X//. //axonopodis//, //X. campestris//, //X. vasicola//, //X. citri, X//.// phaseoli//,// ////X. arboricola//, //X. graminis//, //X. transclucens, X. hortorum//, //X. populi//,// X. bromi//,// X//. //nasturtii//,// X//. //hyacinthi//)
-XopBA<sub>//Xga//LMG727</sub>: Yes (//e.g.//, //X. translucens//, //X. hortorum//, //X. vasicola//, //X. populi//,// X. euvesicatoria//, //X. arboricola//, //X//. //axonopodis//, //X. campestris//, //X. bromi//,// X//. //nasturtii//,// X//.// phaseoli//,// X//.// cissicola//, //X. perforans//,// X//. //hyacinthi//).
 === In other plant pathogens/symbionts ===
-XopBA<sub>//Xee//66b</sub>: Yes (//Acidovorax// spp., //Erwinia// spp., //Pseudomonas syringae//).
+Yes (//e.g.//, //Pseudomonas// spp.,// Erwinia// spp., //Robbsia andropogonis//, //Acidovorax/////Paracidovorax //spp.)
-XopBA<sub>//Xga//LMG727</sub>: Yes (//e.g.//, //Pseudomonas //spp.,// Erwinia //spp., //Robbsia andropogonis//)
 ===== References =====

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