1ASQ

X-RAY STRUCTURES AND MECHANISTIC IMPLICATIONS OF THREE FUNCTIONAL DERIVATIVES OF ASCORBATE OXIDASE FROM ZUCCHINI: REDUCED-, PEROXIDE-, AND AZIDE-FORMS

Structural Biology Knowledgebase: 1ASQ SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.32 Å
  • R-Value Observed: 0.178

Literature

Macromolecules
Sequence Display for 1ASQ

Classification: OXIDOREDUCTASE

Total Structure Weight: 124755.04

Macromolecule Entities
Molecule Chains Length Organism Details
ASCORBATE OXIDASE A, B 552 Cucurbita pepo EC#: 1.10.3.3 IUBMB
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NAG
Query on NAG

A, B N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CU
Query on CU

A, B COPPER (II) ION
Cu
JPVYNHNXODAKFH-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
AZI
Query on AZI

A, B AZIDE ION
N3
IVRMZWNICZWHMI-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
OH
Query on OH

A, B HYDROXIDE ION
H O
XLYOFNOQVPJJNP-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.32 Å
  • R-Value Observed: 0.178
  • Space Group: P 21 21 2

Unit Cell:

Length (Å) Angle (°)
a = 106.32 α = 90.00
b = 105.28 β = 90.00
c = 113.00 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1992-11-25
  • Released Date: 1994-01-31
  • Deposition author(s): Messerschmidt, A., Luecke, H., Huber, R.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Source and taxonomy | Details: Removed strain from scientific name