Ligand profile

ZINC20268444

Virtual-screening candidate from ZINC.

Bound to: VK055_2653 — 3,4-dihydroxyphenylacetate 2,3-dioxygenase

Via homolog UniProt Q6J1Z6 Formula C₁₃H₁₁NO₃
Tanimoto 0.53
Mol. weight 229.23 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
ZINC20268444
UniProt (similar protein)
Q6J1Z6
Tanimoto
0.529
Target protein
VK055_2653

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 229.23 Da
LogP (Crippen) 2.89
H-bond donors 1
H-bond acceptors 3
TPSA 63.37 Ų
Rotatable bonds 3
Aromatic rings 2 / 2
Heavy atoms 17
Fraction sp³ C 0.08
Formula C₁₃H₁₁NO₃

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 63.4
  • −1 ≤ LogP ≤ 5 2.89
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 229.2
  • LogP ≤ 5 2.89
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 3
Veber's rules Pass
  • Rotatable bonds ≤ 10 3
  • TPSA ≤ 140 Ų 63.4
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
O=[N+]([O-])c1ccc(O)c(Cc2ccccc2)c1
InChI 
InChI=1S/C13H11NO3/c15-13-7-6-12(14(16)17)9-11(13)8-10-4-2-1-3-5-10/h1-7,9,15H,8H2
InChIKey 
LPZJACDNYUKILW-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
4NC
Homolog
Q6J1Z6

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_2653.

PDB 3

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

Ligand PDB entry

ZINC 49

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

Compound Similarity (Tanimoto)