PMID-sentid Pub_year Sent_text compound_name comp_offset prot_official_name organism prot_offset 19185039-3 2009 This article reports the results of mechanistic studies involving the measurements of the rate of oxo-iron(IV) porphyrin pi-cation radical formation from the enzyme mimics of P450 for different oxidant concentration, temperature and pressure in selected organic solvents. oxo-iron(iv) porphyrin 98-120 cytochrome P450 family 2 subfamily B member 6 Homo sapiens 175-179