Model complexes for the active form of galactose oxidase. Physicochemical properties of Cu(II)- and Zn(II)-phenoxyl radical complexes

Itoh S; Taki M; Kumei H; Takayama S; Nagatomo S; Kitagawa T; Sakurada N; Arakawa R; Fukuzumi S

Inorganic Chemistry, Vol.39, No.16, 3708-3711, 2000

Itoh S, Taki M, Kumei H, Takayama S, Nagatomo S, Kitagawa T, Sakurada N, Arakawa R, Fukuzumi S

Physicochemical properties of the Cu(II)- and Zn(II)-phenoxyl radical complexes of ligand 1H and its 2,4-di-tert-butyl derivative 2H have been examined as models for the active form of galactose oxidase to shed light on the role of the thioether group in the novel organic cofactor. [GRAPHICS]