Ligand profile

ZINC100019805

Virtual-screening candidate from ZINC.

Bound to: VK055_1436 — putA bifunctional enzyme and transcriptional regulator PutA transcriptional repressor, Proline dehydrogenase/pyrroline-5-carboxylate dehydrogenase

Via homolog UniProt Q746X3 Formula C₁₅H₃₂O₃S
Tanimoto 0.65
Mol. weight 292.48 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
ZINC100019805
UniProt (similar protein)
Q746X3
Tanimoto
0.654
Target protein
VK055_1436

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 292.48 Da
LogP (Crippen) 4.97
H-bond donors 1
H-bond acceptors 2
TPSA 54.37 Ų
Rotatable bonds 14
Aromatic rings 0 / 0
Heavy atoms 19
Fraction sp³ C 1.00
Formula C₁₅H₃₂O₃S

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 54.4
  • −1 ≤ LogP ≤ 5 4.97
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 292.5
  • LogP ≤ 5 4.97
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 2
Veber's rules Fail
  • Rotatable bonds ≤ 10 14
  • TPSA ≤ 140 Ų 54.4
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
CCCCCCCCCCCCCCCS(=O)(=O)O
InChI 
InChI=1S/C15H32O3S/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-19(16,17)18/h2-15H2,1H3,(H,16,17,18)
InChIKey 
TWBKZBJAVASNII-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
C15
Homolog
Q746X3

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_1436.

PDB 17

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)