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

Protein kinase CK2 bound to KDX1381

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.16 Å

Oligo State

monomer

Ligands

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

SO4.1: 4 residues within 4Å: Chain A: R.213, K.220, N.260 Ligands: SO4.11 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:N.260, A:N.260 Salt bridges: A:K.220 SO4.2: 4 residues within 4Å: Chain A: K.99, R.102, R.177, N.211 6 PLIP interactions: 6 interactions with chain A Hydrogen bonds: A:N.211 Water bridges: A:R.177, A:R.177 Salt bridges: A:K.99, A:R.102, A:R.177 SO4.4: 4 residues within 4Å: Chain A: V.53, W.55, K.97, K.124 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:K.97, A:K.124 SO4.5: 2 residues within 4Å: Chain A: H.256, R.266 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:H.256, A:R.266 SO4.6: 3 residues within 4Å: Chain A: H.182 Ligands: 01.3, SO4.13 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:H.182 SO4.7: 4 residues within 4Å: Chain A: Y.34, T.35, D.36, V.37 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Y.34, A:T.35, A:D.36, A:D.36 SO4.8: 2 residues within 4Å: Chain A: K.96, K.97 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.97 Salt bridges: A:K.96 SO4.9: 6 residues within 4Å: Chain A: G.112, G.113, P.114, N.115, I.116, R.194 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.113, A:N.115 Salt bridges: A:R.194 SO4.10: 2 residues within 4Å: Chain A: K.124, R.129 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.129 Salt bridges: A:K.124, A:R.129 SO4.11: 6 residues within 4Å: Chain A: K.71, A.215, S.216, R.217, K.220 Ligands: SO4.1 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:R.217 Salt bridges: A:K.71, A:R.217, A:K.220 SO4.12: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP) SO4.13: 5 residues within 4Å: Chain A: G.68, R.69, H.182 Ligands: 01.3, SO4.6 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.69, A:R.69 Salt bridges: A:H.182 SO4.14: 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 SO4.15: 1 residues within 4Å: Chain A: R.297 No protein-ligand interaction detected (PLIP)

1 x 01: ~{N}-[2-[4-[[4-(2-ethanoyl-5-fluoranyl-1~{H}-indol-3-yl)-1,2,3-triazol-1-yl]methyl]piperidin-1-yl]ethyl]-4-(2-fluoranyl-6-oxidanyl-phenyl)benzenesulfonamide

01.3: 33 residues within 4Å: Chain A: L.67, G.68, R.69, G.70, S.73, V.75, V.88, K.90, I.117, F.135, E.136, H.137, V.138, N.140, F.143, L.146, Y.147, L.150, I.155, Y.158, M.159, P.181, H.182, V.184, M.185, I.186, I.196, D.197, M.243, L.244, M.247 Ligands: SO4.6, SO4.13 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:V.75, A:V.75, A:V.88, A:K.90, A:I.117, A:F.135, A:V.184, A:I.186, A:I.196, A:D.197, A:M.247 Hydrogen bonds: A:N.140, A:V.184, A:I.186 Water bridges: A:D.197

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Marlhoux, L. et al., Discovery of KDX1381, a Bivalent CK2 alpha Inhibitor for the Treatment of Solid Tumors as a Single Agent or in Combination. J.Med.Chem. (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

Related Entries With Identical Sequence