Binder profile

PMS

Ligand co-crystallized with a similar protein (Protein Data Bank).

Bound to: PA4446 — AlgW protein

Via homolog PDB 6ieo UniProt O06291 C7H8O3S
Mol. weight 172.20 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
PMS
PDB
6ieo
UniProt (similar protein)
O06291
Target protein
PA4446

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 172.20 Da
LogP (Crippen) 1.07
H-bond donors 1
H-bond acceptors 2
TPSA 54.37 Ų
Rotatable bonds 2
Aromatic rings 1 / 1
Heavy atoms 11
Fraction sp³ C 0.14
Formula C7H8O3S

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 172.2
  • LogP ≤ 5 1.07
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 2
Veber's rules Pass
  • Rotatable bonds ≤ 10 2
  • TPSA ≤ 140 Ų 54.4
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
c1ccc(cc1)CS(=O)(=O)O
InChI 
InChI=1S/C7H8O3S/c8-11(9,10)6-7-4-2-1-3-5-7/h1-5H,6H2,(H,8,9,10)
InChIKey 
NIXKBAZVOQAHGC-UHFFFAOYSA-N

Provenance

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

Method
LigQ nearest_k
Source
PDB
Binding sites
PF13365

External resources

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

Other binders for this protein

Quick navigation to other ligands bound to PA4446.

PDB 2

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

Ligand PDB entry

ZINC 50

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

Compound Similarity (Tanimoto)