2HF5

The structure and function of a novel two-site calcium-binding fragment of calmodulin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Calmodulin	polymer	68	7708.5	1	UniProt (P62158) Pfam (PF13499) UniProt (by SIFTS) (P0DP23) In PDB	Homo sapiens (human)	CaM
2	A	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	7708.5
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	7788.7

*Water molecules are not included.