2KAY

Solution structure and dynamics of S100A5 in the Ca2+ -bound states

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Protein S100-A5	polymer	92	10759.4	2	UniProt (P33763) Pfam (PF01023) In PDB	Homo sapiens (Human)	S100 calcium-binding protein A5, Protein S-100D
2	A, B	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	21518.8
Non-Polymers*	Number of molecules	4
	Total formula weight	160.3
All*	Total formula weight	21679.2

*Water molecules are not included.