A heparin-binding domain of human von Willebrand Federici et al.: Type 2b vWD Mutation factor. Characterization and localization to a tryptic fragment extending from amino acid residue Val-449 to Lys-728 - Fujimura, Y; Titani, K; Holland, L Z; Roberts, J R; Kostel, P; Ruggeri, Z M; Zimmerman, T S (J Biol Chem, 1987)