2H4K

Crystal structure of PTP1B with a monocyclic thiophene inhibitor


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.30 Å
  • R-Value Free: 0.260 
  • R-Value Work: 0.208 
  • R-Value Observed: 0.211 

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Ligand Structure Quality Assessment 


This is version 1.2 of the entry. See complete history


Literature

Monocyclic thiophenes as protein tyrosine phosphatase 1B inhibitors: Capturing interactions with Asp48.

Wan, Z.K.Lee, J.Xu, W.Erbe, D.V.Joseph-McCarthy, D.Follows, B.C.Zhang, Y.L.

(2006) Bioorg Med Chem Lett 16: 4941-4945

  • DOI: 10.1016/j.bmcl.2006.06.051
  • Primary Citation of Related Structures:  
    2H4G, 2H4K, 2HB1

  • PubMed Abstract: 
  • A series of monocyclic thiophenes was designed and synthesized as PTP1B inhibitors. Guided by X-ray co-crystal structural information and computational modeling, rational design led to key interactions with Asp48 and improved inhibitory potency against PTP1B ...

    A series of monocyclic thiophenes was designed and synthesized as PTP1B inhibitors. Guided by X-ray co-crystal structural information and computational modeling, rational design led to key interactions with Asp48 and improved inhibitory potency against PTP1B.


    Related Citations: 
    • Bicyclic and Tricyclic Thiophenes as Protein Tyrosine Phosphatase 1B Inhibitors
      (2006) Bioorg Med Chem 14: 2162

    Organizational Affiliation

    Chemical and Screening Sciences, Wyeth Research, 200 Cambridge Park Drive, Cambridge, MA 02140, USA.



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Tyrosine-protein phosphatase non-receptor type 1A299Homo sapiensMutation(s): 0 
Gene Names: PTPN1PTP1B
EC: 3.1.3.48
UniProt & NIH Common Fund Data Resources
Find proteins for P18031 (Homo sapiens)
Explore P18031 
Go to UniProtKB:  P18031
PHAROS:  P18031
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP18031
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
509
Query on 509

Download Ideal Coordinates CCD File 
B [auth A]4-BROMO-3-(CARBOXYMETHOXY)-5-PHENYLTHIOPHENE-2-CARBOXYLIC ACID
C13 H9 Br O5 S
MVDWLRCTJUXCCB-UHFFFAOYSA-N
 Ligand Interaction
Binding Affinity Annotations 
IDSourceBinding Affinity
509 BindingDB:  2H4K Ki: min: 1300, max: 3200 (nM) from 2 assay(s)
PDBBind:  2H4K Ki: 3200 (nM) from 1 assay(s)
Binding MOAD:  2H4K Ki: 3200 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.30 Å
  • R-Value Free: 0.260 
  • R-Value Work: 0.208 
  • R-Value Observed: 0.211 
  • Space Group: P 31 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 87.996α = 90
b = 87.996β = 90
c = 103.722γ = 120
Software Package:
Software NamePurpose
REFMACrefinement
PDB_EXTRACTdata extraction
ADSCdata collection
DENZOdata reduction
SCALEPACKdata scaling
CNSphasing

Structure Validation

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Ligand Structure Quality Assessment 



Entry History 

Deposition Data

  • Deposited Date: 2006-05-24 
  • Released Date: 2006-08-29 
  • Deposition Author(s): Xu, W., Wan, Z.-K.

Revision History  (Full details and data files)

  • Version 1.0: 2006-08-29
    Type: Initial release
  • Version 1.1: 2007-10-16
    Changes: Version format compliance
  • Version 1.2: 2011-07-13
    Changes: Version format compliance