3RFB

Structure of fRMsr

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Putative uncharacterized protein	polymer	171	19263.9	2	UniProt (Q8DQA6) Pfam (PF13185) In PDB	Streptococcus pneumoniae	Free Methionine-R-sulfoxide reductase, fRMsr
2	A, B	METHIONINE SULFOXIDE	non-polymer		165.2	2	Chemie (SME)
3		water	water		18.0	80	Chemie (HOH)

Sequence modifications

A, B: 1 - 165 (UniProt: Q8DQA6)

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

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	38527.7
Non-Polymers*	Number of molecules	2
	Total formula weight	330.4
All*	Total formula weight	38858.1

*Water molecules are not included.