9ESD | pdb_00009esd

Holo TDO with a bound inhibitor


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.10 Å
  • R-Value Free: 
    0.255 (Depositor), 0.249 (DCC) 
  • R-Value Work: 
    0.233 (Depositor), 0.223 (DCC) 
  • R-Value Observed: 
    0.234 (Depositor) 

Starting Model: experimental
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wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history


Literature

SAR and cellular potency optimization of novel heme-binding IDO1 inhibitors

Cren, S.Lotz, C.Mac Sweeney, A.Lange, R.Kimmerlin, T.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Tryptophan 2,3-dioxygenase
A, B, C, D
365Drosophila melanogasterMutation(s): 0 
Gene Names: vCG5163
EC: 1.13.11.11
UniProt
Find proteins for P20351 (Drosophila melanogaster)
Explore P20351 
Go to UniProtKB:  P20351
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP20351
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
HEM
Query on HEM

Download Ideal Coordinates CCD File 
E [auth A],
G [auth B],
I [auth C],
K [auth D]
PROTOPORPHYRIN IX CONTAINING FE
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
5PK (Subject of Investigation/LOI)
Query on 5PK

Download Ideal Coordinates CCD File 
F [auth A],
H [auth B],
J [auth C],
L [auth D]
(1~{R})-1-cyclohexyl-2-[(5~{S})-5~{H}-imidazo[1,5-b]isoindol-5-yl]ethanol
C18 H22 N2 O
YTRRAUACYORZLX-FUHWJXTLSA-N
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.10 Å
  • R-Value Free:  0.255 (Depositor), 0.249 (DCC) 
  • R-Value Work:  0.233 (Depositor), 0.223 (DCC) 
  • R-Value Observed: 0.234 (Depositor) 
Space Group: P 63
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 143.736α = 90
b = 143.736β = 90
c = 141.218γ = 120
Software Package:
Software NamePurpose
BUSTERrefinement
XDSdata reduction
XSCALEdata scaling
PHASERphasing

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 


Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
Not funded--

Revision History  (Full details and data files)

  • Version 1.0: 2025-03-05
    Type: Initial release