SMTL ID : 7a1z.1

Crystal structure of human protein kinase CK2alpha' (CSNK2A2 gene product) in complex with the ATP-competitive inhibitor 6-bromo-5-chloro-1H-triazolo[4,5-b]pyridine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.02 Å

Oligo State

monomer

Ligands

1 x QWN: 6-bromanyl-5-chloranyl-1~{H}-[1,2,3]triazolo[4,5-b]pyridine(Non-covalent)

QWN.1: 12 residues within 4Å: Chain A: L.60, V.68, V.81, K.83, I.110, F.128, E.129, I.131, M.178, I.189, D.190, W.191 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:F.128, A:I.189 Hydrogen bonds: A:K.83, A:D.190 Water bridges: A:W.191

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

CL.2: 4 residues within 4Å: Chain A: R.170, E.195, Y.203, N.204 Ligand excluded by PLIP

6 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.3: 9 residues within 4Å: Chain A: F.146, F.150, Y.153, E.154, K.157, V.342, V.343, E.345, Q.346 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:E.154, A:K.157 EDO.4: 6 residues within 4Å: Chain A: V.26, Y.27, A.28, E.29, V.30, L.33 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:A.28, A:E.29 Water bridges: A:Y.27 EDO.5: 7 residues within 4Å: Chain A: W.48, G.49, N.50, Q.51, K.117, P.119, K.122 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.122 EDO.6: 8 residues within 4Å: Chain A: F.136, K.137, K.173, P.174, Y.211, F.212, E.245, P.246 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:K.137 EDO.7: 4 residues within 4Å: Chain A: R.321, Y.322, D.323, Q.326 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Y.322, A:D.323 EDO.8: 7 residues within 4Å: Chain A: K.318, L.328, E.332, A.333, E.335, H.336, P.337 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chojnacki, K. et al., Synthesis, biological properties and structural study of new halogenated azolo[4,5-b]pyridines as inhibitors of CK2 kinase. Bioorg.Chem. (2021)

Release Date

2020-12-09

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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