3.2.1.114 Ca2+ 1 mM 664527 3.2.1.114 Ca2+ 2 mM, about 1.2fold activation 749611 3.2.1.114 Ca2+ 7% activation at 1 mM 664361 3.2.1.114 Ca2+ activation 646575, 646584 3.2.1.114 Ca2+ microsomal enzyme, activation 646575 3.2.1.114 Ca2+ strongly activates, 1 mM, 13fold 586942, 646581 3.2.1.114 Cd2+ preferred divalent cation 663538 3.2.1.114 Co2+ - 680041 3.2.1.114 Co2+ 120% activation at 1 mM, not essential 664361 3.2.1.114 Co2+ activates, responsible for regulation of substrate specificity 664366 3.2.1.114 Co2+ activation 135998, 136013, 646644 3.2.1.114 Co2+ alpha-mannosidase III, cobalt-dependent 646643, 646644 3.2.1.114 Co2+ preferred divalent cation 663538 3.2.1.114 Fe2+ 14% activation at 1 mM 664361 3.2.1.114 Fe2+ 2 mM, about 1.7fold activation 749611 3.2.1.114 Fe2+ is more activated by Fe2+ than Co2+ 680041 3.2.1.114 Mn2+ - 680041 3.2.1.114 Mn2+ 2 mM, about 1.2fold activation 749611 3.2.1.114 Mn2+ alpha-mannosidase III, activates to a lesser extend than Co2+ 646644 3.2.1.114 additional information does not need Ca2+ or any other metal cofactor of those tested 664527 3.2.1.114 additional information no effect on recombinant GMII through Ca2+, Co2+, Mn2+, Ni2+, and Zn2+ 666601 3.2.1.114 additional information no effect with Zn2+, Ca2+, and Mg2+ 680041 3.2.1.114 additional information no metal ion requirement 646626, 646636, 646637 3.2.1.114 additional information not activated by Ba2+ 586942 3.2.1.114 additional information not activated by Ca2+ 646626, 646636, 646637 3.2.1.114 additional information not activated by Co2+ 646626, 646637 3.2.1.114 additional information not activated by Mg2+, Mn2+ 136013, 586942, 646626, 646636, 646637 3.2.1.114 additional information not activated by Na+ 136013 3.2.1.114 additional information not activated by Sr2+ 646637 3.2.1.114 additional information not activated by Zn2+ 586942, 646626, 646637 3.2.1.114 additional information the enzyme is not affected by Mn2+ 664361 3.2.1.114 Ni2+ alpha-mannosidase III, little activation 646644 3.2.1.114 Zn2+ - 646639, 696214, 708117 3.2.1.114 Zn2+ 2 mM, about 1.2fold activation 749611 3.2.1.114 Zn2+ activation 135998, 136013 3.2.1.114 Zn2+ active site coordination to Zn2+ 646602, 646638, 646639 3.2.1.114 Zn2+ contains one zinc atom 731694 3.2.1.114 Zn2+ contains zinc 715284 3.2.1.114 Zn2+ crystallization data 700989 3.2.1.114 Zn2+ di-epi-swainsonine has only a single hydroxyl group at C-8 interacting with the zinc ion of the enzyme 682772 3.2.1.114 Zn2+ GMII contains a Zn atom which forms contacts with substrate analogues, stabilizes catalytic intermediates, and other inhibitors observed in the active site 677900 3.2.1.114 Zn2+ involved in catalysis 710392 3.2.1.114 Zn2+ is involved in the catalytic activity of the enzyme and in the strong binding of inhibitors 682766 3.2.1.114 Zn2+ the recombinant GMII contains zinc in a stoichiometric amount 666601