2PMC

Crystal Structure of CheY-Mg(2+) in Complex with CheZ(C15) Peptide solved from a P1 Crystal

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 (A, B, C, D)	Chemotaxis protein cheY	polymer	128	14009.2	4	UniProt (P0A2D5) Pfam (PF00072)	Salmonella typhimurium
2	E, F (E, F)	Chemotaxis protein cheZ	polymer	15	1622.7	2	UniProt (P07800)
3	G, H (A, B)	MAGNESIUM ION	non-polymer		24.3	2	Chemie (MG)
4	I, J, K, L, M (A, B, C, D, F)	water	water		18.0	16	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	59282.1
Non-Polymers*	Number of molecules	2
	Total formula weight	48.6
All*	Total formula weight	59330.7

*Water molecules are not included.