Crystal structure of human cytochrome P4503A4 bound to an inhibitor ritonavir

Structure and mechanism of the complex between cytochrome P4503A4 and ritonavir.

Quinine 3-monooxygenase, CYPIIIA4, Nifedipine oxidase, Cytochrome P450 3A3, CYPIIIA3, Cytochrome P450 HLp, Taurochenodeoxycholate 6-alpha-hydroxylase, Cytochrome P450 NF-25, Cytochrome P450-PCN1, Albendazole monooxygenase, Albendazole sulfoxidase

MAYGTHSHGLFKKLGIPGPTPLPFLGNILSYHKGFCMFDMECHKKYGKVWGFYDGQQPVLAITDPDMIKTVLVKECYSVF
TNRRPFGPVGFMKSAISIAEDEEWKRLRSLLSPTFTSGKLKEMVPIIAQYGDVLVRNLRREAETGKPVTLKDVFGAYSMD
VITSTSFGVNIDSLNNPQDPFVENTKKLLRFDFLDPFFLSITVFPFLIPILEVLNICVFPREVTNFLRKSVKRMKESRLE
DTQKHRVDFLQLMIDSQNSKETESHKALSDLELVAQSIIFIFAGYETTSSVLSFIMYELATHPDVQQKLQEEIDAVLPNK
APPTYDTVLQMEYLDMVVNETLRLFPIAMRLERVCKKDVEINGMFIPKGVVVMIPSYALHRDPKYWTEPEKFLPERFSKK
NKDNIDPYIYTPFGSGPRNCIGMRFALMNMKLALIRVLQNFSFKPCKETQIPLKLSLGGLLQPEKPVVLKVESRDGTVSG
AHHHH

100 mM sodium malonate pH 6.0, 12 % polyethylene glycol 3350, microbatch under oil, temperature 293K

human cytochrome P4503A4 bound to ketoconazole

human cytochrome P4503A4 bound to erythromycin

human cytochrome P4503A4 bound to progesterone

human cytochrome P4503A4 bound to metyrapone

THIS PROTEIN CONSISTS OF UNP RESIDUES 1-2 AND 25-503. DUE TO A DELETION OF UNP RESIDUES 3-24, RESIDUES 23-24 (MET ALA) IN 3NXU CORRESPONDING TO UNP RESIDUE 1-2.

alpha beta protein, cytochrome P450 fold, hemoprotein, monooxygenase, cytochrome P450 reductase, endoplasmic reticulum, OXIDOREDUCTASE-OXIDOREDUCTASE INHIBITOR complex

YGTHSHGLFKKLGIPGPTPLPFLGNILSYHKGFCMFDMECHKKYGKVWGFYDGQQPVLAITDPDMIKTVLVKECYSVFTN
RRPFGPVGFMKSAISIAEDEEWKRLRSLLSPTFTSGKLKEMVPIIAQYGDVLVRNLRREAETGKPVTLKDVFGAYSMDVI
TSTSFGVNIDSLNNPQDPFVENTKKLLRFDFLDPFFLSITVFPFLIPILEVLNICVFPREVTNFLRKSVKRMKESRLEDT
QKHRVDFLQLMIDSQNSKETESHKALSDLELVAQSIIFIFAGYETTSSVLSFIMYELATHPDVQQKLQEEIDAVLPNKAP
PTYDTVLQMEYLDMVVNETLRLFPIAMRLERVCKKDVEINGMFIPKGVVVMIPSYALHRDPKYWTEPEKFLPERFSKKNK
DNIDPYIYTPFGSGPRNCIGMRFALMNMKLALIRVLQNFSFKPCKETQIPLKLSLGGLLQPEKPVVLKVESRDGTVSGA