Molecular Weight：Approximately 46.4 kDa, a disulfide-linked homodimer consisting of two 206 amino acid polypeptide chains.
Accession：P97466
Biological Activity：Fully biologically active when compared to standard. The ED50 as determined by inhibiting BMP-4-induced alkaline phosphatase production of murine ATDC5 cells is less than 2 ng/ml, corresponding to a specific activity of > 5.0 × 105 IU/mg in the presence of 5 ng/ml BMP-4.
Purity：> 95 % by SDS-PAGE and HPLC analyses.
Formulation：Lyophilized from a 0.2 μm filtered concentrated solution in 30 % acetonitrile, 0.1 % TFA.
