2B1J

Crystal Structure of Unphosphorylated CheY Bound to the N-Terminus of FliM

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)	Chemotaxis protein cheY	polymer	128	13981.1	2	UniProt (P0AE67) Pfam (PF00072)	Escherichia coli
2	C, D (C, D)	Flagellar motor switch protein fliM	polymer	16	1689.9	2	UniProt (P06974)
3	E, F (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	G, H, I, J (A, B, C, D)	water	water		18.0	144	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	31342.0
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	31390.7

*Water molecules are not included.