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Enzyme activity in the fractions separated by DEAE-cellulose chromatography of a crude enzyme fraction prepared from Japanese quail oviduct. A, p-nitrophenyl αd-mannoside (D) was used as a substrate; B, Manα1-6(Manα1-3)Manα1-6(Manα1-3)Manβ1-4GlcNAcβ1-4GlcNAc-PA (E, Man5GlcNAc2-PA); C, same as in B but in the presence of 1 mM Co2+. (Reprinted with slight modification from J. Biochem. 110, Hase, S. et al. 29. Copyright (1991), with permission from The Japanese Biochemical Society.)
