A heparin-binding domain of human von Willebrand factor. Characterization and localization to a tryptic fragment extending from amino acid residues Val-449 to Lys-728 - Fujimura, Y K; Titani, K; Holland, L Z; Roberts, J R; Kostei, P; Ruggeri, Z M; Zimmerman, T S (J Biol Chem, 1987)