SMTL ID : 9hl0.2 (1 other biounit)

Protein Kinase CK2 and small molecule ligands

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.63 Å

Oligo State

monomer

Ligands

1 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.1: 3 residues within 4Å: Chain A: E.304, V.315, S.316 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:V.315

4 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 3 residues within 4Å: Chain A: R.213, K.220, N.260 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.260, A:N.260 Salt bridges: A:R.213, A:K.220 SO4.3: 5 residues within 4Å: Chain A: R.102, R.177, E.202, N.211, V.214 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:E.202, A:N.211 Salt bridges: A:K.99, A:R.102, A:R.177 SO4.5: 3 residues within 4Å: Chain A: H.298, S.299, K.301 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.299 Salt bridges: A:H.298, A:K.301 SO4.6: 3 residues within 4Å: Chain A: V.53, W.55, K.124 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:K.101, A:K.124

2 x 01: 5,7-bis(fluoranyl)-1~{H}-indole

01.4: 10 residues within 4Å: Chain A: Q.58, Y.61, Q.62, L.63, V.89, I.91, V.123, D.125, P.126, A.132 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:L.63, A:L.63, A:V.89, A:V.123 Hydrogen bonds: A:Y.61 01.7: 11 residues within 4Å: Chain A: R.69, V.75, V.88, I.117, F.135, E.136, V.138, N.139, N.140, M.185, I.196 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:V.88, A:V.88, A:I.117, A:F.135 Water bridges: A:D.197

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Grenier, D. et al., Binding-Site Switch for Protein Kinase CK2 Inhibitors. Chemmedchem (2025)

Release Date

2025-07-30

Peptides

Casein kinase II subunit alpha: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Casein kinase II subunit alpha

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