5N8Y

KaiCBA circadian clock backbone model based on a Cryo-EM density

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D, E...	Circadian clock protein kinase KaiC	polymer	519	58072.8	6	UniProt (Q79PF4) Pfam (PF06745) In PDB	Synechococcus elongatus
2	G, H, K, J, I...	Circadian clock protein KaiB	polymer	102	11450.4	6	UniProt (Q79PF5) Pfam (PF07689) In PDB	Synechococcus elongatus
3	M, N, O, P, Q...	Circadian clock protein KaiA	polymer	284	32666.2	12	UniProt (Q79PF6) Pfam (PF21714) Pfam (PF07688) In PDB	Synechococcus elongatus

Contents of the asymmetric unit

Polymers	Number of chains	24
	Total formula weight	809133.3
All*	Total formula weight	809133.3

*Water molecules are not included.