TY - JOUR AU - Apellániz-Ruiz, M AU - Inglada-Pérez, L AU - Naranjo, M E G AU - Sánchez, L AU - Mancikova, V AU - Currás-Freixes, M AU - de Cubas, A A AU - Comino-Méndez, I AU - Triki, S AU - Rebai, A AU - Rasool, M AU - Moya, G AU - Grazina, M AU - Opocher, G AU - Cascón, A AU - Taboada-Echalar, P AU - Ingelman-Sundberg, M AU - Carracedo, A AU - Robledo Batanero, Mercedes AU - Llerena, A AU - Rodriguez Antona, Cristina PY - 2015 DO - 10.1038/tpj.2014.67 UR - http://hdl.handle.net/20.500.12105/17505 AB - Cytochrome P450 3A4 (CYP3A4) is a key drug-metabolizing enzyme. Loss-of-function variants have been reported as rare events, and the first demonstration of a CYP3A4 protein lacking functional activity is caused by CYP3A4*20 allele. Here we... LA - eng PB - Nature Publishing Group KW - Alleles KW - Cytochrome P-450 CYP3A TI - High frequency and founder effect of the CYP3A4*20 loss-of-function allele in the Spanish population classifies CYP3A4 as a polymorphic enzyme. TY - journal article ER -