ID 1.16.9.1 DE iron:rusticyanin reductase. CA Fe(II) + rusticyanin = Fe(III) + reduced rusticyanin. CC -!- The enzyme in Acidithiobacillus ferrooxidans is a component of an CC electron transfer chain from Fe(II), comprising this enzyme, CC the copper protein rusticyanin, cytochrome c4, and cytochrome c CC oxidase (EC 7.1.1.9). CC -!- Formerly EC 1.16.98.1. //