2X5L

X-RAY STRUCTURE OF THE SUBSTRATE-FREE MYCOBACTERIUM TUBERCULOSIS CYTOCHROME P450 CYP125, ALTERNATIVE CRYSTAL FORM

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	PUTATIVE CYTOCHROME P450 125	polymer	431	48330.4	1	UniProt (P63709) Pfam (PF00067) UniProt (by SIFTS) (P9WPP1)	MYCOBACTERIUM TUBERCULOSIS	CYP125A1
2	B (A)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	1	Chemie (HEM)
3	C (A)	water	water		18.0	714	Chemie (HOH)

Sequence modifications

A: 17 - 433 (UniProt: P63709)

PDB	External Database	Details
Met 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag
His 9	-	expression tag
Met 10	-	expression tag
Pro 11	-	expression tag
Ser 12	-	expression tag
Pro 13	-	expression tag
Asn 14	-	expression tag
Leu 15	-	expression tag
Pro 16	-	expression tag
Met 17	Val 17	engineered mutation
Leu 429	Cys 429	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	48330.4
Non-Polymers*	Number of molecules	1
	Total formula weight	616.5
All*	Total formula weight	48946.9

*Water molecules are not included.