The functions of serpin-3, a negative-regulator involved in prophenoloxidase activation and antimicrobial peptides expression of Chinese oak silkworm, Antheraea pernyi
A full-length cDNA sequence of serpin-3 is obtained from Antheraea pernyi. Apserpin-3 acts as a negative-regulator in prophenoloxidases activation. Apserpin-3 inhibits the production of antimicrobial peptides.