4.2.3.108 ? x * 40000, SDS-PAGE -, 729591 4.2.3.108 ? x * 60000, SDS-PAGE 718231 4.2.3.108 ? x * 63000, SDS-PAGE, x * 68500, calculated 718223 4.2.3.108 ? x * 64550, calculated 718219 4.2.3.108 ? x * 67400, about, sequence calculation 748974 4.2.3.108 monomer x * 69400, calculated 3779