1BUQ

SOLUTION STRUCTURE OF DELTA-5-3-KETOSTEROID ISOMERASE COMPLEXED WITH THE STEROID 19-NORTESTOSTERONE-HEMISUCCINATE


Experimental Data Snapshot

  • Method: SOLUTION NMR
  • Conformers Calculated: 120
  • Conformers Submitted: 15
  • Selection Criteria: Noe Violation =< 0.35a and Dihedral Violation < 5 Deg.

Literature

Macromolecules
Sequence Display for 1BUQ

Classification: ISOMERASE

Total Structure Weight: 27509.15

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (3-KETOSTEROID ISOMERASE-19-NORTESTOSTERONE-HEMISUCCINATE) A, B 125 Comamonas testosteroni EC#: 5.3.3.1 IUBMB
Mutation: Y55F, Y88F
Details: KSI COMPLEXED WITH 19-NORTESTOSTERONE-HEMISUCCINATE, A SUBSTRATE ANALOG.
Gene Name(s): ksi
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B SUCCINIC ACID MONO-(13-METHYL-3-OXO-2,3,6,7,8,9,10,11,12,13,14,15,16,17- TETRADECAHYDRO-1H-CYCLOPENTA[A]PHENANTHREN- 17-YL) ESTER
C22 H30 O5
IRQUJNVGEAJGSD-KIEDKLRZSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: SOLUTION NMR
  • Conformers Calculated: 120
  • Conformers Submitted: 15
  • Selection Criteria: NOE VIOLATION =< 0.35A AND DIHEDRAL VIOLATION < 5 DEG.

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-09-04
  • Released Date: 1999-01-20
  • Deposition author(s): Massiah, M.A., Abeygunawardana, C., Gittis, A.G., Mildvan, A.S.

Revision History

  • Version 1_0: 1999-01-20

    Type: Initial release

  • Version 1_1: 2007-10-16

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance