Structure and mechanism of the complex between cytochrome P4503A4 and ritonavir.
Sevrioukova, I.F., Poulos, T.L.(2010) Proc Natl Acad Sci U S A 107: 18422-18427
- PubMed: 20937904 
- DOI: 10.1073/pnas.1010693107
- Primary Citation of Related Structures:  
3NXU - PubMed Abstract: 
Ritonavir is a HIV protease inhibitor routinely prescribed to HIV patients that also potently inactivates cytochrome P4503A4 (CYP3A4), the major human drug-metabolizing enzyme. By inhibiting CYP3A4, ritonavir increases plasma concentrations of other anti-HIV drugs oxidized by CYP3A4 thereby improving clinical efficacy ...