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4IB5

Structure of human protein kinase CK2 catalytic subunit in complex with a CK2beta-competitive cyclic peptide

Entity
Entity IDChain IDDescriptionTypeChain lengthFormula weightNumber of moleculesDB Name (Accession)Biological sourceDescriptive keywords
1A, B, C
(A, B, C)
Casein kinase II subunit alphapolymer33540066.73UniProt (P68400)
Pfam (PF00069)
Homo sapiens (human)CK II alpha
2D, E, F, G
(D, E, F, G)
CK2beta-derived cyclic peptidepolymer131413.74
3H, I, J, K, L...
(A, B, C)
GLYCEROLnon-polymer92.19Chemie (GOL)
4M, N, S
(A, C)
CHLORIDE IONnon-polymer35.53Chemie (CL)
5T, U, V, W, X...
(A, B, C, D, E...)
waterwater18.0462Chemie (HOH)
Sequence viewer
Contents of the asymmetric unit
PolymersNumber of chains7
Total formula weight125855.0
Non-Polymers*Number of molecules12
Total formula weight935.2
All*Total formula weight126790.2
*Water molecules are not included.

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PDB entries from 2025-11-05

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