... Postfach 3049, D -6 7 653 Kaiserslautern,Germany. Tel.: + 063 1/205 2372,E-mail: Neuhaus@rhrk.uni-kl.deAbbreviations: UhpC, glucose -6 - phosphate sensor from E. coli;Glc6P, glucose -6 - phosphate; IPTG, ... Cell 11, 707–7 26. 8. Schwo¨ppe, C., Winkler, H.H. & Neuhaus, H.E. (20 02) Propertiesof the glucose 6- phosphate transporter from Chlamydia pneumo-niae (HPTcp) and the glucose 6- phosphate sensor ... site-directed mutants of UhpT ledto the hypothesis that arginine residues R 46 and R275(corresponding to 46 and R 266 in UhpC, Fig. 2) wereinvolved in the binding of the transport substrate Glc6P[19],...