SMTL ID : 9gcw.1

Crystal structure of protein kinase CK2 catalytic subunit (csnk2a1 gene product) in complex with the dual CK2/HDAC inhibitor IOR-160

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.86 Å

Oligo State

monomer

Ligands

1 x 01: 5-[[8-(oxidanylamino)-8-oxidanylidene-octyl]amino]benzo[c][2,6]naphthyridine-8-carboxylic acid

01.1: 19 residues within 4Å: Chain A: V.67, V.80, K.82, I.109, F.127, E.128, H.129, V.130, N.132, T.133, D.134, F.135, P.173, H.174, V.176, M.177, I.178, I.188, D.189 17 PLIP interactions: 17 interactions with chain A Hydrophobic interactions: A:V.80, A:V.80, A:I.109, A:F.127, A:F.135, A:I.188, A:I.188, A:I.188 Hydrogen bonds: A:V.130, A:N.132, A:N.132, A:F.135, A:V.176, A:I.178, A:D.189 Water bridges: A:W.190 Salt bridges: A:K.82

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.2: 3 residues within 4Å: Chain A: K.293, R.294, R.297 Ligand excluded by PLIP CL.3: 4 residues within 4Å: Chain A: V.25, H.162, T.328, A.329 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ortin, I. et al., Targeting Casein Kinase 2 and Histone Deacetylase with a Dual Inhibitor Effectively Reduces Tumor Growth in a Triple-Negative Breast Cancer Xenograft Model. Acs Pharmacol Transl Sci (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

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