3NBR

Crystal Structure of Ketosteroid Isomerase D38NP39GD99N from Pseudomonas Testosteroni (tKSI) with 4-Androstene-3,17-dione Bound


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.73 Å
  • R-Value Free: 0.265 
  • R-Value Work: 0.233 
  • R-Value Observed: 0.234 

Starting Model: experimental
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This is version 1.2 of the entry. See complete history


Literature

Crystal Structure of Ketosteroid Isomerase D38NP39GD99N from Pseudomonas Testosteroni (tKSI) with 4-Androstene-3,17-dione Bound

Schwans, J.Ruben, E.Sunden, F.Gonzalez, A.Tsai, Y.Herschlag, D.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
Steroid Delta-isomerase125Comamonas testosteroniMutation(s): 3 
Gene Names: ksi
EC: 5.3.3.1
UniProt
Find proteins for P00947 (Comamonas testosteroni)
Explore P00947 
Go to UniProtKB:  P00947
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP00947
Sequence Annotations
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  • Reference Sequence
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.73 Å
  • R-Value Free: 0.265 
  • R-Value Work: 0.233 
  • R-Value Observed: 0.234 
  • Space Group: P 65 2 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 60.168α = 90
b = 60.168β = 90
c = 142.585γ = 120
Software Package:
Software NamePurpose
SCALAdata scaling
MOLREPphasing
REFMACrefinement
PDB_EXTRACTdata extraction
Blu-Icedata collection
Web-Icedata collection
XDSdata reduction

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2011-11-23
    Type: Initial release
  • Version 1.1: 2017-11-08
    Changes: Refinement description
  • Version 1.2: 2023-09-06
    Changes: Data collection, Database references, Derived calculations, Refinement description