6SYM

Crystal structure of Escherichia coli MsrB (reduced form)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Peptide methionine sulfoxide reductase MsrB	polymer	137	15591.2	2	UniProt (P0A746) Pfam (PF01641) In PDB	Escherichia coli (strain K12)	Peptide-methionine (R)-S-oxide reductase
2	A, B	ZINC ION	non-polymer		65.4	2	Chemie (ZN)
3		water	water		18.0	175	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	31182.3
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	31313.1

*Water molecules are not included.