7RY4

Multi-conformer model of Ketosteroid Isomerase Y57F/D40N mutant from Pseudomonas Putida (pKSI) bound to a transition state analog at 250 K


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.11 Å
  • R-Value Free: 0.158 
  • R-Value Work: 0.142 
  • R-Value Observed: 0.143 

wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history


Literature

Ensemble-function relationships to evaluate catalysis in the ketosteroid isomerase oxyanion hole

Yabukarski, F.Doukov, T.Pinney, M.Biel, J.Fraser, J.Herschlag, D.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Steroid Delta-isomerase
A, B
131Pseudomonas putidaMutation(s): 2 
Gene Names: ksi
EC: 5.3.3.1
UniProt
Find proteins for P07445 (Pseudomonas putida)
Explore P07445 
Go to UniProtKB:  P07445
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP07445
Protein Feature View
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  • Reference Sequence
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.11 Å
  • R-Value Free: 0.158 
  • R-Value Work: 0.142 
  • R-Value Observed: 0.143 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 36.243α = 90
b = 74.554β = 110.701
c = 50.966γ = 90
Software Package:
Software NamePurpose
PHENIXrefinement
XDSdata reduction
Aimlessdata scaling
PHASERphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History & Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
National Science Foundation (NSF, United States)United StatesMCB-1714723

Revision History  (Full details and data files)

  • Version 1.0: 2022-11-09
    Type: Initial release