4WS9

Crystal structure of sMAT N159G from Sulfolobus solfataricus

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, E...	S-adenosylmethionine synthase	polymer	413	45692.2	12	UniProt (Q980S9) Pfam (PF01941) In PDB	Sulfolobus solfataricus	AdoMet synthase,Methionine adenosyltransferase
2	J, K, L, A, B...	PHOSPHATE ION	non-polymer		95.0	18	Chemie (PO4)
3		water	water		18.0	942	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F, G, H, I, J, K, L: 1 - 404 (UniProt: Q980S9)

PDB	External Database	Details
Gly -8	-	expression tag
Ser -7	-	expression tag
His -6	-	expression tag
Met -5	-	expression tag
Phe -4	-	expression tag
Glu -3	-	expression tag
Glu -2	-	expression tag
Pro -1	-	expression tag
Ile 0	-	expression tag
Gly 159	Asn 159	conflict

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	548306.9
Non-Polymers*	Number of molecules	18
	Total formula weight	1709.5
All*	Total formula weight	550016.3

*Water molecules are not included.