SMTL ID : 7a49.2 (1 other biounit)

Crystal structure of human protein kinase CK2alpha (CSNK2A1 gene product) in complex with the ATP-competitive inhibitor 6-bromo-5-chloro-1H-triazolo[4,5-b]pyridine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.03 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: 8 residues within 4Å: Chain A: V.53, V.66, K.68, I.95, F.113, V.116, I.174, D.175 5 PLIP interactions: 5 interactions with chain A Hydrophobic interactions: A:F.113, A:I.174 Hydrogen bonds: A:D.175 Water bridges: A:K.68, A:E.81

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

SO4.2: 2 residues within 4Å: Chain A: K.102, R.107 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:K.102, A:R.107 SO4.3: 4 residues within 4Å: Chain A: K.77, R.80, R.155, N.189 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.189 Salt bridges: A:K.77, A:R.80, A:R.155 SO4.4: 3 residues within 4Å: Chain A: W.33, K.79, K.102 4 PLIP interactions: 4 interactions with chain A Water bridges: A:K.79, A:K.79 Salt bridges: A:K.79, A:K.102 SO4.5: 5 residues within 4Å: Chain A: R.43, K.44, L.45, G.46, N.118 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:G.46, A:N.118 Water bridges: A:R.43, A:R.43 Salt bridges: A:R.43 SO4.6: 3 residues within 4Å: Chain A: R.191, K.198, N.238 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.238, A:N.238 Salt bridges: A:R.191, A:K.198

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
B

Casein kinase II subunit alpha

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