Ligand profile

ZINC497102

Virtual-screening candidate from ZINC.

Bound to: VK055_1822 — esterase ybfF

Via homolog UniProt Q8K4F5 Formula C₁₃H₈N₆S
Tanimoto 0.50
Mol. weight 280.32 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
ZINC497102
UniProt (similar protein)
Q8K4F5
Tanimoto
0.500
Target protein
VK055_1822

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 280.32 Da
LogP (Crippen) 1.86
H-bond donors 0
H-bond acceptors 7
TPSA 61.42 Ų
Rotatable bonds 0
Aromatic rings 4 / 4
Heavy atoms 20
Fraction sp³ C 0.00
Formula C₁₃H₈N₆S

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 61.4
  • −1 ≤ LogP ≤ 5 1.86
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 280.3
  • LogP ≤ 5 1.86
  • H-bond donors ≤ 5 0
  • H-bond acceptors ≤ 10 7
Veber's rules Pass
  • Rotatable bonds ≤ 10 0
  • TPSA ≤ 140 Ų 61.4
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
S=C(n1nnc2ccccc21)n1nnc2ccccc21
InChI 
InChI=1S/C13H8N6S/c20-13(18-11-7-3-1-5-9(11)14-16-18)19-12-8-4-2-6-10(12)15-17-19/h1-8H
InChIKey 
ZRXHYHZENMJKMG-UHFFFAOYSA-N

Provenance

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

Method
LigQ nearest_k
Query
CHEMBL1490250
Homolog
Q8K4F5

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_1822.

PDB 1

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

Ligand PDB entry

ChEMBL 4

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

Compound Potency (pchembl)

ZINC 35

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

Compound Similarity (Tanimoto)