Ligand profile

RAD

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 C₅₂H₈₁NO₁₃
pchembl 8.46 ~3.5 nM
Mol. weight 928.21 Da
Permeability Check
PAINS Clean

Identifiers

Database identifiers and provenance.

Ligand ID
RAD
UniProt (similar protein)
P62942
pchembl
8.460 (~3.5 nM)
Target protein
KP13_01972

Structure

2D representation rendered from SMILES.

Physicochemical properties

Computed with RDKit from SMILES.

Molecular weight 928.21 Da
LogP (Crippen) 6.57
H-bond donors 3
H-bond acceptors 13
TPSA 195.43 Ų
Rotatable bonds 7
Aromatic rings 0 / 4
Heavy atoms 66
Fraction sp³ C 0.75
Formula C₅₂H₈₁NO₁₃

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 195.4
  • −1 ≤ LogP ≤ 5 6.57
Lipinski's Rule of Five Fail 3 violations
  • MW ≤ 500 Da 928.2
  • LogP ≤ 5 6.57
  • H-bond donors ≤ 5 3
  • H-bond acceptors ≤ 10 13
Veber's rules Fail
  • Rotatable bonds ≤ 10 7
  • TPSA ≤ 140 Ų 195.4
PAINS Clean

No PAINS structural alerts detected.

Chemical representations

Canonical representations for cheminformatics workflows.

SMILES 
CCO[C@H]\1C[C@@H]2CC[C@H]([C@@](O2)(C(=O)C(=O)N3CCCC[C@H]3C(=O)O[C@@H](CC(=O)[C@@H](/C=C(/[C@H]([C@H](C(=O)[C@@H](C[C@@H](/C=C/C=C/C=C1\C)C)C)OC)O)\C)C)[C@H](C)C[C@@H]4CC[C@H]([C@@H](C4)OC)O)O)C
InChI 
InChI=1S/C52H81NO13/c1-11-64-43-29-39-22-20-37(8)52(61,66-39)49(58)50(59)53-24-16-15-19-40(53)51(60)65-44(34(5)27-38-21-23-41(54)45(28-38)62-9)30-42(55)33(4)26-36(7)47(57)48(63-10)46(56)35(6)25-31(2)17-13-12-14-18-32(43)3/h12-14,17-18,26,31,33-35,37-41,43-45,47-48,54,57,61H,11,15-16,19-25,27-30H2,1-10H3/b14-12+,17-13+,32-18+,36-26+/t31-,33-,34-,35-,37-,38+,39+,40+,41-,43+,44+,45-,47-,48+,52-/m1/s1
InChIKey 
GPZGXSFHPLUMHE-JQEUAWNDSA-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)