3UCT

Structure of Mn2+-bound N-terminal domain of calmodulin in the presence of Zn2+

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)	Calmodulin	polymer	79	8799.7	2	UniProt (P62158) Pfam (PF13499) UniProt (by SIFTS) (P0DP23)	Homo sapiens (human)	CaM
2	C, D, E, F, H... (A, B)	MANGANESE (II) ION	non-polymer		54.9	6	Chemie (MN)
3	G, J, K, L (A, B)	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
4	M, N (A, B)	water	water		18.0	72	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	17599.4
Non-Polymers*	Number of molecules	10
	Total formula weight	591.3
All*	Total formula weight	18190.7

*Water molecules are not included.