Ligand profile

CHEMBL3319256

Bioactivity hit from ChEMBL on a similar protein.

Bound to: VK055_0782 — FAD binding domain protein

Via homolog UniProt P21397 Formula C₁₅H₁₁Cl₂N₃O
pchembl 9.41 ~0.4 nM
Mol. weight 320.18 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL3319256
UniProt (similar protein)
P21397
pchembl
9.410 (~0.4 nM)
Target protein
VK055_0782

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 320.18 Da
LogP (Crippen) 4.13
H-bond donors 1
H-bond acceptors 3
TPSA 46.92 Ų
Rotatable bonds 2
Aromatic rings 3 / 3
Heavy atoms 21
Fraction sp³ C 0.07
Formula C₁₅H₁₁Cl₂N₃O

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 46.9
  • −1 ≤ LogP ≤ 5 4.13
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 320.2
  • LogP ≤ 5 4.13
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 2
  • TPSA ≤ 140 Ų 46.9
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
Cn1ncc2cc(C(=O)Nc3ccc(Cl)c(Cl)c3)ccc21
InChI 
InChI=1S/C15H11Cl2N3O/c1-20-14-5-2-9(6-10(14)8-18-20)15(21)19-11-3-4-12(16)13(17)7-11/h2-8H,1H3,(H,19,21)
InChIKey 
OIDIFCINLNNUKU-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
PF01593

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_0782.

PDB 4

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

Ligand PDB entry

ChEMBL 99

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)