Ligand profile

CHEMBL5923042

Bioactivity hit from ChEMBL on a similar protein.

Bound to: VK055_0552 — fused predicted DNA-binding transcriptional regulator and predicted amino transferase

Via homolog UniProt Q8N5Z0 Formula C₁₉H₁₉ClFN₅O₂S
pchembl 7.72 ~19.1 nM
Mol. weight 435.91 Da
Permeability High
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL5923042
UniProt (similar protein)
Q8N5Z0
pchembl
7.720 (~19.1 nM)
Target protein
VK055_0552

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 435.91 Da
LogP (Crippen) 2.79
H-bond donors 1
H-bond acceptors 7
TPSA 79.60 Ų
Rotatable bonds 5
Aromatic rings 3 / 4
Heavy atoms 29
Fraction sp³ C 0.37
Formula C₁₉H₁₉ClFN₅O₂S

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 79.6
  • −1 ≤ LogP ≤ 5 2.79
Lipinski's Rule of Five Pass 0 violations
  • MW ≤ 500 Da 435.9
  • LogP ≤ 5 2.79
  • H-bond donors ≤ 5 1
  • H-bond acceptors ≤ 10 7
Veber's rules Pass
  • Rotatable bonds ≤ 10 5
  • TPSA ≤ 140 Ų 79.6
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
CCc1nc2sc(N3CCC[C@@H]3C(=O)NCc3ccccc3Cl)nn2c(=O)c1F
InChI 
InChI=1S/C19H19ClFN5O2S/c1-2-13-15(21)17(28)26-18(23-13)29-19(24-26)25-9-5-8-14(25)16(27)22-10-11-6-3-4-7-12(11)20/h3-4,6-7,14H,2,5,8-10H2,1H3,(H,22,27)/t14-/m1/s1
InChIKey 
MMSCHOYSKZMEHB-CQSZACIVSA-N

Provenance

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

Method
LigQ nearest_k
Source
ChEMBL
Activity
522714
Binding sites
PF00155

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_0552.

PDB 20

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

Ligand PDB entry

ChEMBL 99

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)