cytochrome p450 (cyp3a4) liver enzyme in complex with the antibiotic erythromycin. cartoon representation with secondary structure

acid amino antibiotic atoms cyp3a4 cytochrome detox detoxification disease drug drugdrug effect enzyme erythromycin grapefruit health interaction liver metabolic metabolism metabolite model molecular molecule oxidation oxygenase p450 pdb2j0d peptide polymer polypeptide protein science scientific side structure substrate xenobiotics