Ligand profile

EUB

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

Bound to: VK055_0984 — hypothetical protein

Via homolog PDB 6gck UniProt O76290 Formula C₁₅H₁₁N₃OS
Mol. weight 281.34 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
EUB
PDB
6gck
UniProt (similar protein)
O76290
Target protein
VK055_0984

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 281.34 Da
LogP (Crippen) 3.33
H-bond donors 1
H-bond acceptors 5
TPSA 71.93 Ų
Rotatable bonds 3
Aromatic rings 3 / 3
Heavy atoms 20
Fraction sp³ C 0.07
Formula C₁₅H₁₁N₃OS

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 71.9
  • −1 ≤ LogP ≤ 5 3.33
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 281.3
  • LogP ≤ 5 3.33
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 5
Veber's rules Pass
  • Rotatable bonds ≤ 10 3
  • TPSA ≤ 140 Ų 71.9
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
c1cc(ccc1COc2ccc3c(c2)sc(n3)N)C#N
InChI 
InChI=1S/C15H11N3OS/c16-8-10-1-3-11(4-2-10)9-19-12-5-6-13-14(7-12)20-15(17)18-13/h1-7H,9H2,(H2,17,18)
InChIKey 
ZIROAUYIWZSHKG-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 VK055_0984.

PDB 92

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

Ligand PDB entry

ChEMBL 35

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)