1OHP | pdb_00001ohp

CRYSTAL STRUCTURE OF 5-3-KETOSTEROID ISOMERASE MUTANT D38N FROM PSEUDOMONAS TESTOSTERONI COMPLEXED WITH 5ALPHA-ESTRAN-3,17-DIONE

• PDB DOI: https://doi.org/10.2210/pdb1OHP/pdb

• Classification: ISOMERASE
• Organism(s): Comamonas testosteroni
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2003-05-29 Released: 2005-03-31 
• Deposition Author(s): Byun, M., Kim, M.-S., Oh, B.-H.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.53 Å
• R-Value Free: 
  0.229 (Depositor) 
• R-Value Work: 
  0.203 (Depositor) 
• R-Value Observed: 
  0.203 (Depositor) 

Literature

Crystal Structure of 5-3-Ketosteroid Isomerase Mutant D38N from Pseudomonas Testosteroni Complexed with 5Alpha-Estran-3,17-Dione

Byun, M., Kim, M.-S., Oh, B.-H.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 54.79 kDa 
• Atom Count: 4,407 
• Modeled Residue Count: 500 
• Deposited Residue Count: 500 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
STEROID DELTA-ISOMERASE	A, B, C, D	125	Comamonas testosteroni	Mutation(s): 1  EC: 5.3.3.1
UniProt
Find proteins for P00947 (Comamonas testosteroni) Explore P00947  Go to UniProtKB:  P00947

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ESR	E [auth A], F [auth B], G [auth C], H [auth D]	5-ALPHA-ESTRAN-3,17-DIONE C18 H26 O2 CRDKSBHJIGNEOH-IMRIKWHGSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.53 Å
• R-Value Free:  0.229 (Depositor) 
• R-Value Work:  0.203 (Depositor) 
• R-Value Observed: 0.203 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 39.353	α = 90
b = 95.352	β = 91.47
c = 60.402	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
SCALEPACK	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2005-03-31 
Deposition Author(s): Byun, M., Kim, M.-S., Oh, B.-H.

Revision History  

• Version 1.0: 2005-03-31
  Type: Initial release
  
• Version 1.1: 2011-05-08
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-05-08
  Changes: Data collection, Database references, Derived calculations