The 15 SCR flexible extracellular domains of human complement receptor type 2 can mediate multiple ligand and antigen interactions.
Gilbert HE, Asokan R, Holers VM, Perkins SJ. The 15 SCR flexible extracellular domains of human complement receptor type 2 can mediate multiple ligand and antigen interactions. J Mol Biol. 2006 Oct 06; 362(5):1132-47.