1A. Andersson,B. Dahlb?ck,C. Hanson,A. Hillarp,G. Levan,J. Szpirer,C. Szpirer. Genes for C4b-binding protein α- and β-chains (C4BPA andC4BPB) are located on chromosome 1, band 1q32, in humans and on chromosome 13 in rats[J] 1990,Somatic Cell and Molecular Genetics(5):493~500