Fig. 1From: Native flexibility of structurally homologous proteins: insights from anisotropic network model a Crystal structure of the heparin- and integrin-binding segment of human fibronectin protein (PDB: 1fnh) (b) Backbone superposition of the two domains, \( {\mathrm{FNIII}}^{12} \) (FN1 is green) and \( {\mathrm{FNIII}}^{13} \) (FN2 is blue)Back to article page