Functional domains of human aromatase cytochrome P450 characterized by linear alignment and site-directed mutagenesis Amarneh, B.; Corbin, C.J.; Peterson, J.A.; Simpson, E.R.; Graham-Lorence, S. Molecular Endocrinology 7(12): 1617-1624 1993 0888-8809 10.1210/mend.7.12.8145767 https://eurekamag.com/research/008/709/008709433.php