1Z8N

Crystal structure of Arabidopsis thaliana Acetohydroxyacid synthase In Complex With An Imidazolinone Herbicide, Imazaquin


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.216
  • R-Value Work: 0.199

Literature

Macromolecules
Sequence Display for 1Z8N

Classification: TRANSFERASE

Total Structure Weight: 66656.80

Macromolecule Entities
Molecule Chains Length Organism Details
Acetolactate synthase A 590 Arabidopsis thaliana EC#: 2.2.1.6 IUBMB
Fragment: residues 86-667
Mutation: C340X
Gene Name(s): ALS AHAS CSR1 TZP5 At3g48560 T8P19.70
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 5 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
FAD
Query on FAD

A FLAVIN-ADENINE DINUCLEOTIDE
C27 H33 N9 O15 P2
VWWQXMAJTJZDQX-UYBVJOGSSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
TPP
Query on TPP

A THIAMINE DIPHOSPHATE
C12 H19 N4 O7 P2 S
AYEKOFBPNLCAJY-UHFFFAOYSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
1IQ
Query on 1IQ

A 2-(4-ISOPROPYL-4-METHYL-5-OXO-4,5-DIHYDRO- 1H-IMIDAZOL-2-YL)QUINOLINE-3-CARBOXYLIC ACID
IMAZAQUIN (Synonym)
C17 H17 N3 O3
CABMTIJINOIHOD-QGZVFWFLSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NHE
Query on NHE

A 2-[N-CYCLOHEXYLAMINO]ETHANE SULFONIC ACID
N-CYCLOHEXYLTAURINE; CHES (Synonym)
C8 H17 N O3 S
MKWKNSIESPFAQN-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
CSD
Query on CSD
A L-PEPTIDE LINKING C3 H7 N O4 S CYS

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.216
  • R-Value Work: 0.199
  • Space Group: P 64 2 2

Unit Cell:

Length (Å) Angle (°)
a = 179.08 α = 90.00
b = 179.08 β = 90.00
c = 186.08 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2005-03-31
  • Released Date: 2006-01-17
  • Deposition author(s): McCourt, J.A., Pang, S.S., King-Scott, J., Guddat, L.W., Duggleby, R.G.

Revision History

  • 2008-04-30
    Type: Version format compliance
  • 2011-07-13
    Type: Derived calculations, Version format compliance