1Q0A

Crystal structure of the Zn(II) form of E. coli ZntR, a zinc-sensing transcriptional regulator (space group C222)

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)	Zn(II)-responsive regulator of zntA	polymer	99	11111.6	2	UniProt (P0ACS5) Pfam (PF09278)	Escherichia coli
2	C, G (A, B)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3	D, E, F, H, I (A, B)	ZINC ION	non-polymer		65.4	5	Chemie (ZN)
4	J, K (A, B)	water	water		18.0	130	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	22223.2
Non-Polymers*	Number of molecules	7
	Total formula weight	519.2
All*	Total formula weight	22742.4

*Water molecules are not included.