4L0E

Structure of P450sky (CYP163B3), a cytochrome P450 from skyllamycin biosynthesis (heme-coordinated expression tag)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	P450 monooxygenase	polymer	446	49369.4	1	UniProt (F2YRY7) Pfam (PF00067) In PDB	Streptomyces sp.	Cytochrome P450 sky32 (CYP163B3)
2	A	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	1	Chemie (HEM)
3	A	SULFATE ION	non-polymer		96.1	3	Chemie (SO4)
4		water	water		18.0	13	Chemie (HOH)

Sequence modifications

A: 1 - 423 (UniProt: F2YRY7)

PDB	External Database	Details
Met -22	-	expression tag
Gly -21	-	expression tag
Ser -20	-	expression tag
Ser -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
Ser -12	-	expression tag
Ser -11	-	expression tag
Gly -10	-	expression tag
Leu -9	-	expression tag
Val -8	-	expression tag
Pro -7	-	expression tag
Arg -6	-	expression tag
Gly -5	-	expression tag
Ser -4	-	expression tag
His -3	-	expression tag
Ser -2	-	expression tag
Gly -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	49369.4
Non-Polymers*	Number of molecules	4
	Total formula weight	904.7
All*	Total formula weight	50274.1

*Water molecules are not included.