>sp|P00101|CY551_STUST Cytochrome c-551 OS=Stutzerimonas stutzeri GN=nirM MKKILIPMLALGGALAMQPALAQDGEALFKSKPCAACHSVDTKMVGPALKEVAAKNAGVE GAADTLALHIKNGSQGVWGPIPMPPNPVTEEEAKILAEWVLSLK