SMTL ID : 9hkp.1 (1 other biounit)

Protein kinase CK2 with small molecule ligands

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.82 Å

Oligo State

monomer

Ligands

1 x 01: [1-[2-[[4-(2-methylpropyl)phenyl]sulfonylamino]ethyl]piperidin-4-yl]methyl 1~{H}-indole-3-carboxylate

01.1: 19 residues within 4Å: Chain A: L.67, G.68, V.75, V.88, I.117, E.136, N.140, F.143, L.146, Y.158, M.159, I.162, P.181, H.182, V.184, M.185, I.186, I.196, M.247 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:V.75, A:V.88, A:V.88, A:I.117, A:Y.158, A:I.162, A:V.184, A:I.186, A:I.196 Hydrogen bonds: A:N.140, A:P.181, A:I.186 Water bridges: A:D.197

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

SO4.2: 4 residues within 4Å: Chain A: R.102, R.177, N.211, V.214 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.211 Salt bridges: A:K.99, A:R.102, A:R.177 SO4.3: 4 residues within 4Å: Chain A: W.55, K.97, K.101, K.124 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:W.55 Salt bridges: A:K.97, A:K.101, A:K.124 SO4.4: 5 residues within 4Å: Chain A: K.269, R.297, H.298, S.299, K.301 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:S.299, A:S.299 Salt bridges: A:H.298, A:K.301 SO4.5: 2 residues within 4Å: Chain A: K.96 Ligands: SO4.8 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:K.96 SO4.6: 6 residues within 4Å: Chain A: G.113, P.114, N.115, I.116, K.192, R.194 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.115, A:I.116, A:I.116 Salt bridges: A:K.192, A:R.194 SO4.7: 3 residues within 4Å: Chain A: K.97, K.124, R.129 3 PLIP interactions: 3 interactions with chain A Salt bridges: A:K.97, A:K.124, A:R.129 SO4.8: 3 residues within 4Å: Chain A: K.96, K.97 Ligands: SO4.5 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.97, A:K.98

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
A

Casein kinase II subunit alpha

Related Entries With Identical Sequence