1.7.7.2 50000 - 1 * 105000 + 1 * 50000, SDS-PAGE 440453 1.7.7.2 60000 - 2 * 116000 + 2 * 60000, SDS-pAGE 726801 1.7.7.2 72000 - - 740422 1.7.7.2 75000 - - 208103 1.7.7.2 76000 - x * 76000, deduced from nucleotide sequence 658175 1.7.7.2 76000 - x * 76000, enzyme expressed in Escherichia coli, SDS-PAGE 440454 1.7.7.2 78000 - x * 78000, SDS-PAGE 659366 1.7.7.2 80000 - about 676328 1.7.7.2 80000 - gel filtration 440451 1.7.7.2 83000 - 1 * 83000, SDS-PAGE 440444