... other Cag proteins both belonging to the core apparatus, includ-ing CagX, CagY, CagT, CagV and Cagd, as well asother Cag components such as the ATPase CagE,CagF, CagG, CagZ and CagS [16]. In ... in the translocation as a putativeeffector protein rather than being a component of the T4SS apparatus. Finally, interaction studies indicatedthat CagI might interact with CagZ and CagG, and weak ... detected at all. Interestingly, the expressionlevels of cagC and cagf reached values analogous togenes important for bacterial survival and homeostasis,such as catalase, urease and NapA; by contrast,...