Also acts on (3S,4R)-ketose 1-phosphates. The yeast and bacterial enzymes are zinc proteins. The enzymes increase electron-attraction by the carbonyl group, some (Class I) forming a protonated imine with it, others (Class II), mainly of microbial origin, polarizing it with a metal ion, e.g. zinc.
Also acts on (3S,4R)-ketose 1-phosphates. The yeast and bacterial enzymes are zinc proteins. The enzymes increase electron-attraction by the carbonyl group, some (Class I) forming a protonated imine with it, others (Class II), mainly of microbial origin, polarizing it with a metal ion, e.g. zinc.
during invasion of the apicomplexan parasite Toxoplasma gondii into host cells, the enzyme serves in the role of a structural bridging protein, as opposed to its normal enzymatic role in the glycolysis pathway
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CRYSTALLIZATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
crystallized in the presence of glycerol and PEG 4000 at 4°C, producing crystals that are cryoprotected with a cryosolution containing reservoir and glycerol at a final concentration of 35% (v/v) before flash-cooling in liquid nitrogen. Crystallized in space group P22(1)2(1), with the biologically relevant tetramer in the asymmetric unit, and the structure has been determined via molecular replacement to a resolution of 2.0 A
sitting drop vapor diffusion method, using 0.1 M MOPS/HEPES-Na pH 7.9, 0.02 M sodium formate, 0.02 M ammonium acetate, 0.02 M trisodium citrate, 0.02 M sodium potassium L-tartrate, 0.02 M sodium oxamate, 0.02 M ammonium acetate, 12.5% (v/v) glycerol, 25% (w/v) PEG 4000
crystals are grown at 20°C by hanging-drop vapor diffusion using a 1:1 mixture of protein/precipitant. The enzyme crystallizes with one tetrameric subunit in the asymmetric unit of space group P4(2)2(1)2, adopting the classic (alpha/beta)8-barrel fold
the enzyme crystallizes with one molecule in the asymmetric unit and adopts an alpha8/beta8 TIM barrel fold classically associated with members of the aldolase family