2IJ4

Structure of the A264K mutant of cytochrome P450 BM3

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	cytochrome P450 BM3	polymer	470	53697.2	2	UniProt (P14779) Pfam (PF00067)	Bacillus megaterium
2	C, D (A, B)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	2	Chemie (HEM)
3	E, F (A, B)	water	water		18.0	318	Chemie (HOH)

Sequence modifications

A, B: 1 - 470 (UniProt: P14779)

PDB	External Database	Details
Lys 264	Ala 264	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	107394.4
Non-Polymers*	Number of molecules	2
	Total formula weight	1233.0
All*	Total formula weight	108627.4

*Water molecules are not included.