6S81

Crystal structure of methionine adenosyltransferase from Pyrococcus furiosus

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 (A, B, C, D)	S-adenosylmethionine synthase	polymer	401	44338.7	4	UniProt (Q8TZW1) Pfam (PF01941)	Pyrococcus furiosus (strain ATCC 43587 / DSM 3638 / JCM 8422 / Vc1)	AdoMet synthase,Methionine adenosyltransferase
2	E, H, K, N (A, B, C, D)	MANGANESE (II) ION	non-polymer		54.9	4	Chemie (MN)
3	F, G, I, L (A, B, C)	CHLORIDE ION	non-polymer		35.5	4	Chemie (CL)
4	J, M (C, D)	2-(N-MORPHOLINO)-ETHANESULFONIC ACID	non-polymer		195.2	2	Chemie (MES)
5	O, P, Q, R (A, B, C, D)	water	water		18.0	888	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	177354.6
Non-Polymers*	Number of molecules	10
	Total formula weight	752.0
All*	Total formula weight	178106.7

*Water molecules are not included.