3KSG

structure of fRMsr of Staphylococcus aureus (complex with substrate)

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)	Putative uncharacterized protein	polymer	160	17928.4	2	UniProt (Q6GFY9)	Staphylococcus aureus	Free-methionine (R)-S-oxide reductase, free-R-methionine sulfoxide reductase
2	C, D (A, B)	METHIONINE SULFOXIDE	non-polymer		165.2	2	Chemie (SME)
3	E, F (A, B)	water	water		18.0	49	Chemie (HOH)

Sequence modifications

A, B: 1 - 154 (UniProt: Q6GFY9)

PDB	External Database	Details
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Ser 68	Cys 68	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	35856.8
Non-Polymers*	Number of molecules	2
	Total formula weight	330.4
All*	Total formula weight	36187.2

*Water molecules are not included.