... thepresence of heparin-binding motifs in various proteins is well documented. This group of molecules includesvarious laminin isoforms, fibronectin, coagulation factors,growth factors, chemokines, ... reportcaNumbers indicate the position of the amino acids in the mature proteins. bBinding reported below 0.1MNaCl for the larger 15–42 peptide,no binding for 18–31 [52].cWeak heparin-binding in a ... definition of consensussites in glycosaminoglycan binding proteins. Bioessays 20, 156–167.15. Cardin, A.D. & Weintraub, H.J. (1989) Molecular modeling of protein–glycosaminoglycan interactions....