Ligand profile

CHEMBL4160081

Bioactivity hit from ChEMBL on a similar protein.

Bound to: VK055_4063 — hypothetical protein

Via homolog UniProt Q9BPX1 Formula C₁₈H₁₂F₂N₂O₃
pchembl 6.47 ~338.8 nM
Mol. weight 342.30 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL4160081
UniProt (similar protein)
Q9BPX1
pchembl
6.470 (~338.8 nM)
Target protein
VK055_4063

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 342.30 Da
LogP (Crippen) 3.69
H-bond donors 3
H-bond acceptors 4
TPSA 82.45 Ų
Rotatable bonds 3
Aromatic rings 3 / 3
Heavy atoms 25
Fraction sp³ C 0.00
Formula C₁₈H₁₂F₂N₂O₃

Drug-likeness

Descriptor-based ADME screening flags from SMILES. These are not experimental toxicity results.

Permeability proxy High

Estimated from TPSA and LogP only: TPSA ≤ 90 Ų and −1 ≤ LogP ≤ 5 are treated as a favorable small-molecule permeability screen.

  • TPSA ≤ 90 Ų 82.5
  • −1 ≤ LogP ≤ 5 3.69
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 342.3
  • LogP ≤ 5 3.69
  • H-bond donors ≤ 5 3
  • H-bond acceptors ≤ 10 4
Veber's rules Pass
  • Rotatable bonds ≤ 10 3
  • TPSA ≤ 140 Ų 82.5
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
O=C(Nc1ccc(F)c(O)c1)c1cccc(-c2cccc(O)c2F)n1
InChI 
InChI=1S/C18H12F2N2O3/c19-12-8-7-10(9-16(12)24)21-18(25)14-5-2-4-13(22-14)11-3-1-6-15(23)17(11)20/h1-9,23-24H,(H,21,25)
InChIKey 
INQFHENPJYSZCC-UHFFFAOYSA-N

Provenance

Annotation context from LigQ_2, the internal Target step that collects PDB, ChEMBL, and ZINC ligand evidence.

Method
LigQ nearest_k
Source
ChEMBL
Binding sites
PF13561

External resources

Open this ligand in third-party databases and cheminformatics tools.

Other ligands for this protein

Quick navigation to other ligands bound to VK055_4063.

PDB 9

Ligands co-crystallized with this protein (structural evidence).

Ligand PDB entry

ChEMBL 48

Compounds with measured inhibitory activity on this target (higher pchembl = more potent).

Compound Potency (pchembl)

ZINC 50

Virtual screening candidates selected by structural similarity to known actives (Tanimoto ≥ 0.5).

Compound Similarity (Tanimoto)