7DY2

Crystal Structure of Cyanobacterial Circadian Clock Protein KaiC

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, E, F, C...	Circadian clock protein kinase KaiC	polymer	519	58152.8	11	UniProt (Q79PF4) Pfam (PF06745) In PDB	Synechococcus elongatus (strain PCC 7942 / FACHB-805)
2	H	Circadian clock protein kinase KaiC	polymer	519	58072.8	1	UniProt (Q79PF4) Pfam (PF06745) In PDB	Synechococcus elongatus (strain PCC 7942 / FACHB-805)
3	D, G, H, K, A...	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	11	Chemie (ADP)
4	C, G, H, K, A...	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	13	Chemie (ATP)
5	C, D, G, H, K...	MAGNESIUM ION	non-polymer		24.3	12	Chemie (MG)
6		water	water		18.0	18	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	697753.0
Non-Polymers*	Number of molecules	36
	Total formula weight	11584.2
All*	Total formula weight	709337.2

*Water molecules are not included.