7NEE

Inhibitor Complex with Thrombin Activatable Fibrinolysis inhibitor (TAFIa)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.55 Å
  • R-Value Free: 0.316 
  • R-Value Work: 0.254 

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Ligand Structure Quality Assessment 


This is version 1.2 of the entry. See complete history


Literature

Phosphinanes and Azaphosphinanes as Potent and Selective Inhibitors of Activated Thrombin-Activatable Fibrinolysis Inhibitor (TAFIa).

Schaffner, A.P.Sansilvestri-Morel, P.Despaux, N.Ruano, E.Persigand, T.Rupin, A.Mennecier, P.Vallez, M.O.Raimbaud, E.Desos, P.Gloanec, P.

(2021) J Med Chem 64: 3897-3910

  • DOI: https://doi.org/10.1021/acs.jmedchem.0c02072
  • Primary Citation of Related Structures:  
    7NEE, 7NEU

  • PubMed Abstract: 

    Selective and potent inhibitors of activated thrombin activatable fibrinolysis inhibitor (TAFIa) have the potential to increase endogenous and therapeutic fibrinolysis and to behave like profibrinolytic agents without the risk of major hemorrhage, since they do not interfere either with platelet activation or with coagulation during blood hemostasis. Therefore, TAFIa inhibitors could be used in at-risk patients for the treatment, prevention, and secondary prevention of stroke, venous thrombosis, and pulmonary embolisms. In this paper, we describe the design, the structure-activity relationship (SAR), and the synthesis of novel, potent, and selective phosphinanes and azaphosphinanes as TAFIa inhibitors. Several highly active azaphosphinanes display attractive properties suitable for further in vivo efficacy studies in thrombosis models.


  • Organizational Affiliation

    Institut de Recherches Servier, 11 rue des Moulineaux, 92150 Suresnes, et 125 Chemin de Ronde, 78290 Croissy-sur-Seine, France.


Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Carboxypeptidase B2400Homo sapiensMutation(s): 0 
Gene Names: CPB2
EC: 3.4.17.20
UniProt & NIH Common Fund Data Resources
Find proteins for Q96IY4 (Homo sapiens)
Explore Q96IY4 
Go to UniProtKB:  Q96IY4
PHAROS:  Q96IY4
GTEx:  ENSG00000080618 
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ96IY4
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
U9B (Subject of Investigation/LOI)
Query on U9B

Download Ideal Coordinates CCD File 
B [auth A](1R,3S)-3-(4-ammoniobutyl)-1-benzyl-1,4-azaphosphinan-1-ium-3-carboxylate 4,4-dioxide
C16 H27 N2 O4 P
ZNSVXALGZJWZDW-INIZCTEOSA-P
ZN
Query on ZN

Download Ideal Coordinates CCD File 
C [auth A]ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.55 Å
  • R-Value Free: 0.316 
  • R-Value Work: 0.254 
  • Space Group: C 2 2 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 64.17α = 90
b = 95.5β = 90
c = 157.22γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
XDSdata reduction
XDSdata scaling
PHASERphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2021-04-07
    Type: Initial release
  • Version 1.1: 2021-04-21
    Changes: Database references
  • Version 1.2: 2024-05-01
    Changes: Data collection, Database references, Derived calculations, Refinement description