6FDS

Crystal structure of T. brucei PDE-B1 catalytic domain with inhibitor NPD-226


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.20 Å
  • R-Value Free: 0.240 
  • R-Value Work: 0.193 
  • R-Value Observed: 0.195 

Starting Model: experimental
View more details

wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.1 of the entry. See complete history


Literature

TbrPDEB1 structure with inhibitor NPD-226

Salado, I.G.Moreno, C.Sakaine, G.Singh, A.K.Blaazer, A.R.Siderius, M.Matheeussen, A.Gul, S.Maes, L.Leurs, R.Brown, D.G.Augustyns, K.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Phosphodiesterase
A, B
360Trypanosoma bruceiMutation(s): 0 
Gene Names: PDEB1
EC: 3.1.4
UniProt
Find proteins for Q8WQX9 (Trypanosoma brucei)
Explore Q8WQX9 
Go to UniProtKB:  Q8WQX9
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ8WQX9
Sequence Annotations
Expand
  • Reference Sequence
Small Molecules
Ligands 5 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
D5T
Query on D5T

Download Ideal Coordinates CCD File 
D [auth A],
O [auth B]
1-[2-[4-[(4~{a}~{S},8~{a}~{R})-4-(3,4-dimethoxyphenyl)-1-oxidanylidene-4~{a},5,8,8~{a}-tetrahydrophthalazin-2-yl]piperi din-1-yl]-2-oxidanylidene-ethyl]-4,4-dimethyl-piperidine-2,6-dione
C30 H38 N4 O6
DZMHUZHTZIODAZ-FCHUYYIVSA-N
GOL
Query on GOL

Download Ideal Coordinates CCD File 
L [auth B]GLYCEROL
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
ZN
Query on ZN

Download Ideal Coordinates CCD File 
G [auth A],
K [auth B]
ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
GAI
Query on GAI

Download Ideal Coordinates CCD File 
C [auth A]
E [auth A]
F [auth A]
I [auth A]
M [auth B]
C [auth A],
E [auth A],
F [auth A],
I [auth A],
M [auth B],
N [auth B]
GUANIDINE
C H5 N3
ZRALSGWEFCBTJO-UHFFFAOYSA-N
MG
Query on MG

Download Ideal Coordinates CCD File 
H [auth A],
J [auth B]
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Binding Affinity Annotations 
IDSourceBinding Affinity
D5T BindingDB:  6FDS Ki: 44 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.20 Å
  • R-Value Free: 0.240 
  • R-Value Work: 0.193 
  • R-Value Observed: 0.195 
  • Space Group: C 1 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 112.72α = 90
b = 120.17β = 108.05
c = 68.17γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling
PHASERphasing

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2019-04-10
    Type: Initial release
  • Version 1.1: 2024-01-17
    Changes: Data collection, Database references, Derived calculations, Refinement description, Structure summary