... the anion protein interactions in A-state stabilization Competition among anions To better define the effect produced by monovalent anions on the sulfate-induced A-state of cytochrome c, we monitored ... environment of the sulfate-induced A-state of cytochrome c, as observed from changes induced in the 416 nm Cotton effect (sulfate concentration: 50 mM) The effect of sulfate (.) concentration on the ... eukaryotic c class cytochromes [27]; anions exert a strong influence on the lysine residues of cytochrome c, and significantly affect the structure and the functional properties of the protein, as the conserved...