1HDC

MECHANISM OF INHIBITION OF 3ALPHA,20BETA-HYDROXYSTEROID DEHYDROGENASE BY A LICORICE-DERIVED STEROIDAL INHIBITOR

Structural Biology Knowledgebase: 1HDC SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Work: 0.194

Literature

Macromolecules
Sequence Display for 1HDC

Classification: OXIDOREDUCTASE

Total Structure Weight: 107846.48

Macromolecule Entities
Molecule Chains Length Organism Details
3-ALPHA, 20 BETA-HYDROXYSTEROID DEHYDROGENASE A, B, C, D 254 Streptomyces exfoliatus EC#: 1.1.1.53 IUBMB
Mutation: D109E
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
CBO
Query on CBO

A, B, C, D CARBENOXOLONE
C34 H50 O7
OBZHEBDUNPOCJG-WBXJDKIVSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
CBO N/A in BindingDB
Ki: 1000 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Observed:
  • Space Group: P 1

Unit Cell:

Length (Å) Angle (°)
a = 72.05 α = 101.78
b = 60.04 β = 104.41
c = 59.84 γ = 96.31

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-10-21
  • Released Date: 1995-02-07
  • Deposition author(s): Ghosh, D.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4