Ligand profile

CHEMBL4084630

Bioactivity hit from ChEMBL on a similar protein.

Bound to: KP13_01972 — FKBP-type 16 kDa peptidyl-prolyl cis-trans isomerase

Via homolog UniProt P62942 Formula C₄₃H₆₉NO₁₃
pchembl 8.17 ~6.8 nM
Mol. weight 808.02 Da
Permeability Check
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
CHEMBL4084630
UniProt (similar protein)
P62942
pchembl
8.170 (~6.8 nM)
Target protein
KP13_01972

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 808.02 Da
LogP (Crippen) 3.44
H-bond donors 4
H-bond acceptors 13
TPSA 198.59 Ų
Rotatable bonds 6
Aromatic rings 0 / 4
Heavy atoms 57
Fraction sp³ C 0.81
Formula C₄₃H₆₉NO₁₃

Drug-likeness

Descriptor-based ADME screening flags from SMILES. These are not experimental toxicity results.

Permeability proxy Check

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 198.6
  • −1 ≤ LogP ≤ 5 3.44
Lipinski's Rule of Five Fail 2 violations
  • MW ≤ 500 Da 808.0
  • LogP ≤ 5 3.44
  • H-bond donors ≤ 5 4
  • H-bond acceptors ≤ 10 13
Veber's rules Fail
  • Rotatable bonds ≤ 10 6
  • TPSA ≤ 140 Ų 198.6
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
CC[C@@H]1/C=C(\C)C(O)[C@H](C)C[C@H](OC)[C@H]2O[C@@](O)(C(=O)C(=O)N3CCCC[C@H]3C(=O)O[C@H](/C(C)=C/[C@@H]3CC[C@@H](O)[C@H](OC)C3)[C@H](C)[C@@H](O)CC1=O)[C@H](C)C[C@@H]2OC
InChI 
InChI=1S/C43H69NO13/c1-10-29-18-23(2)37(48)24(3)19-35(54-8)39-36(55-9)20-26(5)43(52,57-39)40(49)41(50)44-16-12-11-13-30(44)42(51)56-38(27(6)32(46)22-33(29)47)25(4)17-28-14-15-31(45)34(21-28)53-7/h17-18,24,26-32,34-39,45-46,48,52H,10-16,19-22H2,1-9H3/b23-18+,25-17+/t24-,26-,27-,28+,29-,30+,31-,32+,34-,35+,36+,37?,38-,39-,43-/m1/s1
InChIKey 
NOQNPBXNHMZMTC-AWJKRPIGSA-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
Binding sites
PF00254

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_01972.

PDB 25

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)