Binder profile

ZINC33246180

Virtual-screening candidate from ZINC.

Bound to: PA1630 — transcriptional regulator

Via homolog UniProt Q9Z4X2 C13H10N2O3
Tanimoto 0.73
Mol. weight 242.23 Da
Permeability High
PAINS Alert

Identifiers

Database identifiers and provenance.

Ligand ID
ZINC33246180
UniProt (similar protein)
Q9Z4X2
Tanimoto
0.727
Target protein
PA1630

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 242.23 Da
LogP (Crippen) 3.51
H-bond donors 2
H-bond acceptors 4
TPSA 82.25 Ų
Rotatable bonds 3
Aromatic rings 2 / 2
Heavy atoms 18
Fraction sp³ C 0.00
Formula C13H10N2O3

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.

Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 242.2
  • LogP ≤ 5 3.51
  • H-bond donors ≤ 5 2
  • H-bond acceptors ≤ 10 4
Veber's rules Pass
  • Rotatable bonds ≤ 10 3
  • TPSA ≤ 140 Ų 82.2
PAINS Alert

Matches PAINS filter: azo_A(324). May be a frequent false positive in HTS — review carefully.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
O=C(O)c1ccc(N=Nc2ccc(O)cc2)cc1
InChI 
InChI=1S/C13H10N2O3/c16-12-7-5-11(6-8-12)15-14-10-3-1-9(2-4-10)13(17)18/h1-8,16H,(H,17,18)
InChIKey 
HLVCZTOFOWHIJZ-UHFFFAOYSA-N

Provenance

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

Method
LigQ nearest_k
Query
PHB
Homolog
Q9Z4X2

External resources

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

Other binders for this protein

Quick navigation to other ligands bound to PA1630.

PDB 4

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)