1HEX

STRUCTURE OF 3-ISOPROPYLMALATE DEHYDROGENASE IN COMPLEX WITH NAD+: LIGAND-INDUCED LOOP-CLOSING AND MECHANISM FOR COFACTOR SPECIFICITY

Structural Biology Knowledgebase: 1HEX SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Observed: 0.182

Literature

Macromolecules
Sequence Display for 1HEX

Classification: OXIDOREDUCTASE

Total Structure Weight: 37488.96

Macromolecule Entities
Molecule Chains Length Organism Details
3-ISOPROPYLMALATE DEHYDROGENASE A 345 Thermus thermophilus EC#: 1.1.1.85 IUBMB
Gene Name(s): leuB TTHA1230
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A NICOTINAMIDE-ADENINE-DINUCLEOTIDE
C21 H27 N7 O14 P2
BAWFJGJZGIEFAR-NNYOXOHSSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
NAD N/A in BindingDB
Ki: 614600 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Observed: 0.182
  • Space Group: P 61 2 2

Unit Cell:

Length (Å) Angle (°)
a = 105.10 α = 90.00
b = 105.10 β = 90.00
c = 190.40 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-09-09
  • Released Date: 1994-12-20
  • Deposition author(s): Hurley, J.H.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values