3OV4

Crystal Structure of Ketosteroid Isomerase P39GV40GS42G from Pseudomonas Testosteroni (tKSI) bound to Equilenin


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.83 Å
  • R-Value Free: 0.228 
  • R-Value Work: 0.187 
  • R-Value Observed: 0.189 

wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history


Literature

Crystal Structure of Ketosteroid Isomerase P39GV40GS42G from Pseudomonas Testosteroni (tKSI)

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

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Steroid Delta-isomeraseA, B, C, D125Comamonas 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
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
EQU
Query on EQU

Download Ideal Coordinates CCD File 
H [auth A],
M [auth B],
P [auth C]
EQUILENIN
C18 H18 O2
PDRGHUMCVRDZLQ-WMZOPIPTSA-N
 Ligand Interaction
SO4
Query on SO4

Download Ideal Coordinates CCD File 
E [auth A],
F [auth A],
G [auth A],
I [auth B],
J [auth B],
E [auth A],
F [auth A],
G [auth A],
I [auth B],
J [auth B],
K [auth B],
L [auth B],
N [auth C],
O [auth C],
Q [auth D],
R [auth D],
S [auth D],
T [auth D]
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.83 Å
  • R-Value Free: 0.228 
  • R-Value Work: 0.187 
  • R-Value Observed: 0.189 
  • Space Group: P 61 2 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 64.36α = 90
b = 64.36β = 90
c = 505.583γ = 120
Software Package:
Software NamePurpose
SCALAdata scaling
MOLREPphasing
REFMACrefinement
PDB_EXTRACTdata extraction
Blu-Icedata collection
XDSdata reduction

Structure Validation

View Full Validation Report



Ligand Structure Quality Assessment 



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2011-10-26
    Type: Initial release