9OFG

CI ring of daytime state 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, C, D, E... (A, B, C, D, E...)	Circadian clock protein kinase KaiC	polymer	519	58084.8	6	UniProt (Q79PF4) Pfam (PF06745)	Synechococcus elongatus
2	G, I, K, M, O... (A, B, C, D, E...)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	6	Chemie (ATP)
3	H, J, L, N, P... (A, B, C, D, E...)	MAGNESIUM ION	non-polymer		24.3	6	Chemie (MG)

Sequence modifications

A, B, C, D, E, F: 1 - 519 (UniProt: Q79PF4)

PDB	External Database	Details
Ala 431	Ser 431	engineered mutation
Glu 432	Thr 432	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	348508.7
Non-Polymers*	Number of molecules	12
	Total formula weight	3188.9
All*	Total formula weight	351697.6

*Water molecules are not included.