4.1.3.24 purified recombinant enzyme, alone or in complex with substrate propionyl-CoA, inhibitor oxalate, and magnesium ions, pH 5.5, X-ray diffraction structure determination and analysis at 2.0 A resolution, molecular replacement modeling 4.1.3.24 purified recombinant His10-tagged enzyme alone or in complex with substrate propionyl-CoA, inhibitor oxalate, and magnesium ions, pH 7.5, X-ray diffraction structure determination and analysis at 2.5 A resolution, molecular replacement 4.1.3.24 sitting drop vapor diffusion method, using 0.1 M HEPES pH 7.5, 30%(w/v) PEG 400, 0.2 M MgCl2