2.4.1.248 | recombinant extracellular CITase from protease-deficient Bacillus subtilis strain 168 by ammonium sulfate fractionation, anion exchange chromatography, and gel filtration and another step of anion exchange chromatography, recombinant extracellular CITase from Bacillus circulans G22-10 by ammonium sulfate fractionation, anion exchange chromatography, and gel filtration |