4KY2

Transthyretin in complex with the fluorescent folding sensor (E)-7-hydroxy-3-(4-hydroxy-3,5-dimethylstyryl)-4-methyl-2H-chromen-2-one


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.13 Å
  • R-Value Free: 0.174 
  • R-Value Work: 0.161 

wwPDB Validation 3D Report Full Report


This is version 1.1 of the entry. See complete history

Literature

Bifunctional coumarin derivatives that inhibit transthyretin amyloidogenesis and serve as fluorescent transthyretin folding sensors.

Myung, N.Connelly, S.Kim, B.Park, S.J.Wilson, I.A.Kelly, J.W.Choi, S.

(2013) Chem.Commun.(Camb.) 49: 9188-9190

  • DOI: 10.1039/c3cc44667k

  • PubMed Abstract: 
  • We describe coumarin derivatives that are non-fluorescent in aqueous buffers and that very selectively bind to transthyretin (TTR) in complex biological environments potently inhibiting TTR amyloidogenesis while also exhibiting sensitive off-on fluor ...

    We describe coumarin derivatives that are non-fluorescent in aqueous buffers and that very selectively bind to transthyretin (TTR) in complex biological environments potently inhibiting TTR amyloidogenesis while also exhibiting sensitive off-on fluorescent sensing of the properly folded quaternary structure of TTR.


    Organizational Affiliation

    Department of New Drug Discovery and Development, Chungnam National University, Daejon, 305-764, Republic of Korea.




Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Transthyretin
A, B
127Homo sapiensGene Names: TTR (PALB)
Find proteins for P02766 (Homo sapiens)
Go to Gene View: TTR
Go to UniProtKB:  P02766
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
1W3
Query on 1W3

Download SDF File 
Download CCD File 
A, B
7-hydroxy-3-[(E)-2-(4-hydroxy-3,5-dimethylphenyl)ethenyl]-4-methyl-2H-chromen-2-one
(E)-7-hydroxy-3-(4-hydroxy-3,5-dimethylstyryl)-4-methyl-2H-chromen-2-one
C20 H18 O4
YBZSRAYJXVITOB-GQCTYLIASA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.13 Å
  • R-Value Free: 0.174 
  • R-Value Work: 0.161 
  • Space Group: P 21 21 2
Unit Cell:
Length (Å)Angle (°)
a = 42.793α = 90.00
b = 85.646β = 90.00
c = 63.562γ = 90.00
Software Package:
Software NamePurpose
PDB_EXTRACTdata extraction
Blu-Icedata collection
XSCALEdata scaling
REFMACrefinement
PHASERphasing

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2013-08-28
    Type: Initial release
  • Version 1.1: 2014-02-05
    Type: Database references