Binder profile

ZINC289893

Virtual-screening candidate from ZINC.

Bound to: PA1630 — transcriptional regulator

Via homolog UniProt Q9Z4X2 C13H10O5S
Tanimoto 0.70
Mol. weight 278.28 Da
Permeability Check
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
ZINC289893
UniProt (similar protein)
Q9Z4X2
Tanimoto
0.696
Target protein
PA1630

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 278.28 Da
LogP (Crippen) 1.92
H-bond donors 2
H-bond acceptors 4
TPSA 91.67 Ų
Rotatable bonds 3
Aromatic rings 2 / 2
Heavy atoms 19
Fraction sp³ C 0.00
Formula C13H10O5S

Drug-likeness

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

Permeability proxy Check

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 278.3
  • LogP ≤ 5 1.92
  • H-bond donors ≤ 5 2
  • H-bond acceptors ≤ 10 4
Veber's rules Pass
  • Rotatable bonds ≤ 10 3
  • TPSA ≤ 140 Ų 91.7
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
O=C(O)c1ccc(S(=O)(=O)c2ccc(O)cc2)cc1
InChI 
InChI=1S/C13H10O5S/c14-10-3-7-12(8-4-10)19(17,18)11-5-1-9(2-6-11)13(15)16/h1-8,14H,(H,15,16)
InChIKey 
MEQHZOVQJQIZLB-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)