A single amino acid mutation (Ser180----Cys) determines the polymorphism in cytochrome P450g (P4502C13) by altering protein stability.
Faletto MB, Linko P, Goldstein JA. A single amino acid mutation (Ser180----Cys) determines the polymorphism in cytochrome P450g (P4502C13) by altering protein stability. J Biol Chem. 1992 Jan 25; 267(3):2032-7.