Experimental Data Snapshot
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(2006) Bioorg Med Chem Lett 16: 2590-2594
A novel class of 1,9-dihydro-9-hydroxypyrazolo[3,4-b]quinolin-4-ones as c-Jun-N-terminal kinase (JNK) inhibitors is described. These compounds were synthesized via the condensation of 2-nitrobenzaldehydes and hydroxypyrazoles. The structure-activity relationships (SAR) and kinase selectivity profile of the inhibitors are also discussed. Compound 16 was identified as a potent JNK inhibitor with good cellular potency.
 Explore in 3D: Structure |Sequence Annotations |Validation Report |Ligand Interaction (73Q)
Biological assembly 1 assigned by authors and generated by PISA (software)
 Explore in 3D: Structure |Sequence Annotations |Validation Report |Ligand Interaction (73Q)
Biological assembly 2 assigned by authors and generated by PISA (software)
 Explore in 3D: Structure |Sequence Annotations |Validation Report |Ligand Interaction (73Q)
Biological assembly 3 generated by PISA (software)
Macromolecule Content 
Entity ID: 1 | |||||
|---|---|---|---|---|---|
| Molecule | Chains | Sequence Length | Organism | Details | Image |
| Mitogen-activated protein kinase 8 | A, C [auth B] | 370 | Homo sapiens | Mutation(s): 2  Gene Names: MAPK8, JNK1, PRKM8 EC: 2.7.1.37 (PDB Primary Data), 2.7.11.24 (UniProt) | ![]() |
UniProt & NIH Common Fund Data Resources | |||||
Find proteins for P45983 (Homo sapiens) Explore P45983  Go to UniProtKB:  P45983 | |||||
PHAROS:  P45983 GTEx:  ENSG00000107643  | |||||
Entity Groups  | |||||
| Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
| UniProt Group | P45983 | ||||
Sequence AnnotationsExpand | |||||
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Find similar proteins by: Sequence | 3D Structure
Entity ID: 2 | |||||
|---|---|---|---|---|---|
| Molecule | Chains | Sequence Length | Organism | Details | Image |
| C-jun-amino-terminal kinase-interacting protein 1 | B [auth F], D [auth G] | 11 | N/A | Mutation(s): 0  | ![]() |
UniProt & NIH Common Fund Data Resources | |||||
Find proteins for Q9UQF2 (Homo sapiens) Explore Q9UQF2  Go to UniProtKB:  Q9UQF2 | |||||
PHAROS:  Q9UQF2 GTEx:  ENSG00000121653  | |||||
Entity Groups  | |||||
| Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
| UniProt Group | Q9UQF2 | ||||
Sequence AnnotationsExpand | |||||
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| Ligands 2 Unique | |||||
|---|---|---|---|---|---|
| ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
| 73Q Query on 73Q Download Ideal Coordinates CCD File  | G [auth A], J [auth B] | 6-CHLORO-9-HYDROXY-1,3-DIMETHYL-1,9-DIHYDRO-4H-PYRAZOLO[3,4-B]QUINOLIN-4-ONE C12 H10 Cl N3 O2 AYKGPCNWPACUQV-UHFFFAOYSA-N | |||
| SO4 Query on SO4 Download Ideal Coordinates CCD File 
| E [auth A], F [auth A], H [auth B], I [auth B] | SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L | |||
| Length ( Å ) | Angle ( ˚ ) |
|---|---|
| a = 150.622 | α = 90 |
| b = 150.622 | β = 90 |
| c = 118.996 | γ = 120 |
| Software Name | Purpose |
|---|---|
| CNX | refinement |
| SDMS | data reduction |
| HKL-2000 | data scaling |
| CNX | phasing |
RCSB PDB Core Operations are funded by theU.S. National Science Foundation (DBI-2321666), theUS Department of Energy (DE-SC0019749), and theNational Cancer Institute,National Institute of Allergy and Infectious Diseases, andNational Institute of General Medical Sciences of theNational Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.