1MXE

Structure of the Complex of Calmodulin with the Target Sequence of CaMKI

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Calmodulin	polymer	148	16694.3	2	UniProt (P62152) Pfam (PF13499) In PDB	Drosophila melanogaster (fruit fly)
2	E, F	Target Sequence of rat Calmodulin-Dependent Protein Kinase I	polymer	25	2997.6	2	UniProt (Q63450) In PDB		CAM kinase I
3	A, B	CALCIUM ION	non-polymer		40.1	8	Chemie (CA)
4		water	water		18.0	234	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	39383.9
Non-Polymers*	Number of molecules	8
	Total formula weight	320.6
All*	Total formula weight	39704.5

*Water molecules are not included.