2Zhou CZ, et al. Fine organization of Bombyx mori fibion heavy chain gene. Nucleic Acids Res., 2000,28:2413~2419
3Kikuchi Y, Mori K, Suzuki S, et al. Structure of the Bombyx mori fibrion light -chain -encoding gene:upstream sequence elements common to the light and heavy chain. Gene,1992,110(2):151~158