2K0E

A Coupled Equilibrium Shift Mechanism in Calmodulin-Mediated Signal Transduction

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Calmodulin	polymer	148	16721.3	1	UniProt (P62158) Pfam (PF13499) UniProt (by SIFTS) (P0DP23)	Homo sapiens (human)
2	B, C, D, E (A)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	16721.3
Non-Polymers*	Number of molecules	4
	Total formula weight	160.3
All*	Total formula weight	16881.7

*Water molecules are not included.