Ligand profile

36P

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

Bound to: KP13_04919 — 3-oxoacyl-[acyl-carrier-protein] reductase

Via homolog PDB 4bo6 UniProt O54438 Formula C₁₆H₁₂N₂OS₂
Mol. weight 312.42 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
36P
PDB
4bo6
UniProt (similar protein)
O54438
Target protein
KP13_04919

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 312.42 Da
LogP (Crippen) 4.07
H-bond donors 0
H-bond acceptors 4
TPSA 33.20 Ų
Rotatable bonds 2
Aromatic rings 3 / 4
Heavy atoms 21
Fraction sp³ C 0.12
Formula C₁₆H₁₂N₂OS₂

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 33.2
  • −1 ≤ LogP ≤ 5 4.07
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 312.4
  • LogP ≤ 5 4.07
  • H-bond donors ≤ 5 0
  • H-bond acceptors ≤ 10 4
Veber's rules Pass
  • Rotatable bonds ≤ 10 2
  • TPSA ≤ 140 Ų 33.2
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
c1ccc2c(c1)CCN2C(=O)c3csc(n3)c4ccsc4
InChI 
InChI=1S/C16H12N2OS2/c19-16(18-7-5-11-3-1-2-4-14(11)18)13-10-21-15(17-13)12-6-8-20-9-12/h1-4,6,8-10H,5,7H2
InChIKey 
IJYXCHGILIEIHU-UHFFFAOYSA-N

Provenance

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

Method
LigQ nearest_k
Source
PDB
Binding sites
PF13561

External resources

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

Other ligands for this protein

Quick navigation to other ligands bound to KP13_04919.

PDB 17

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

Ligand PDB entry

ChEMBL 5

Compounds with measured inhibitory activity on this target (higher pchembl = more potent).

Compound Potency (pchembl)

ZINC 50

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

Compound Similarity (Tanimoto)