3OU6

DhpI-SAM 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, C, D	SAM-dependent methyltransferase	polymer	218	24605.3	4	UniProt (D7PC21) Pfam (PF13649) In PDB	Streptomyces luridus
2	A, B, C, D	S-ADENOSYLMETHIONINE	non-polymer		398.4	4	Chemie (SAM)
3	A, B, C, D	SULFATE ION	non-polymer		96.1	4	Chemie (SO4)
4		water	water		18.0	492	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	98421.0
Non-Polymers*	Number of molecules	8
	Total formula weight	1978.0
All*	Total formula weight	100399.0

*Water molecules are not included.