7

Fig. XII.3.15.

A possiblc elcctron-transfcr pathway for ihc oxidaiion of nitriie by a NIC) bound on thc cytoplasmic sicie of the celi inner membranę of autotrophic organisms. The u. p. and y proteins are the likely components of NIO: Cyt< 550 is the soluble Cyt <*-550 known to be reduccd by NIO; Cyt <* oxidase is the Cu- and heme a containing terminal oxidase.

Nitrobacter

NIO-oksydoreduktaza azoty nowa