3EZI

Crystal Structure of the E. coli Histidine Kinase NarX Sensor Domain without Ligand

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	Nitrate/nitrite sensor protein narX	polymer	107	11922.5	4	UniProt (P0AFA2) Pfam (PF13675) In PDB	Escherichia coli K12
2	A, C	ISOPROPYL ALCOHOL	non-polymer		60.1	2	Chemie (IPA)
3		water	water		18.0	438	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	47689.8
Non-Polymers*	Number of molecules	2
	Total formula weight	120.2
All*	Total formula weight	47810.0

*Water molecules are not included.