... hesequences shown include the Arabidopsis(Rboh), rice (RbohAOsp), tomato (Rboh-Tomato) and induced in tomato by w hitefly(RbohTomIn), potato (Strboh) and Dictyos-telium (DictoNox2). The pig and rabbitNox1 ... genome into the cell [18,23]. Therefore, the influx of protons through the M2 protein is important in the life cycle of the virus. The M2 protein has a histidineresidue, His37, located in the transmembrane ... turns of the helix above His119and not on the same face o f the helix. Therefore, the distance and the orientation of His119 to Trp125 i s toogreat to permit a cation–p interaction similar to thatdescribed...