9J2M

Fe2+/pterin-dependent enzyme,BH4-SnPolE complex

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)	SnPolE	polymer	373	42808.4	2	UniProt (A0A2W2MBS7)	Streptomyces sp. NTH33
2	C, E (A, B)	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
3	D, F (A, B)	5,6,7,8-TETRAHYDROBIOPTERIN	non-polymer		241.2	2	Chemie (H4B)
4	G, H (A, B)	water	water		18.0	524	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	85616.8
Non-Polymers*	Number of molecules	4
	Total formula weight	594.2
All*	Total formula weight	86211.0

*Water molecules are not included.