6OYV

Structure of an ancestral-reconstructed cytochrome P450 1B1 with estradiol

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Cytochrome P450 1B1	polymer	493	55350.0	2		synthetic construct
2	A, B	ESTRADIOL	non-polymer		272.4	2	Chemie (EST)
3	A, B	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	110700.0
Non-Polymers*	Number of molecules	4
	Total formula weight	1777.7
All*	Total formula weight	112477.7

*Water molecules are not included.