2PS9

Structure and metal binding properties of ZnuA, a periplasmic zinc transporter from Escherichia coli

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)	High-affinity zinc uptake system protein znuA	polymer	284	31177.2	2	UniProt (P39172) Pfam (PF01297)	Escherichia coli
2	C, D (A, B)	COBALT (II) ION	non-polymer		58.9	2	Chemie (CO)
3	E, F (A, B)	water	water		18.0	291	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	62354.4
Non-Polymers*	Number of molecules	2
	Total formula weight	117.9
All*	Total formula weight	62472.3

*Water molecules are not included.