3.1.3.37 2-mercaptoethanol activates 134826 3.1.3.37 Dithiol absolute requirement for a dithiol at pH values below pH 7.7, i.e. reduced thioredoxin f or dithiothreitol 134842 3.1.3.37 dithiothreitol activates 134826, 134830, 134839, 134846 3.1.3.37 dithiothreitol activation 653188 3.1.3.37 dithiothreitol activation is strongly impaired by incubating oxidized enzyme in the presence of Fe2+ before addition of dithiothreitol 134846 3.1.3.37 EDTA increases activity 134825 3.1.3.37 additional information location of the redox-active cysteines in chloroplast sedoheptulose-1,7-bisphosphatase indicates that its allosteric regulation is similar but not identical to that of fructose 1,6-bisphosphatase 134848 3.1.3.37 additional information there is a strong positive correlation between in vivo and in vitro SBPase activity in high light and moderate or high CO2 but not when light or CO2 fluxes are low 699258 3.1.3.37 NaCl small increase of activity at 50 mM NaCl 679977 3.1.3.37 reduced ferredoxin activates 134839 3.1.3.37 reduced ferredoxin activates in presence of Ca2+ or Mn2+ 134837 3.1.3.37 reduced ferredoxin required 134834 3.1.3.37 reduced thioredoxin Fb activates 134828, 134830 3.1.3.37 Reducing agent required 134836 3.1.3.37 Reducing agent required by native enzyme and recombinant enzyme 134851 3.1.3.37 sedoheptulose 1,7-bisphosphate activation 653188 3.1.3.37 Thioredoxin f activates 134842