1JGI

Crystal Structure of the Active Site Mutant Glu328Gln of Amylosucrase from Neisseria polysaccharea in Complex with the Natural Substrate Sucrose

Structural Biology Knowledgebase: 1JGI SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.226
  • R-Value Work: 0.186

Literature

Macromolecules
Sequence Display for 1JGI

Classification: TRANSFERASE

Total Structure Weight: 71931.16

Macromolecule Entities
Molecule Chains Length Organism Details
amylosucrase A 628 Neisseria polysaccharea EC#: 2.4.1.4 IUBMB
Mutation: H131Y, E328Q, G537D
Gene Name(s): ams
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A SUCROSE
C12 H22 O11
CZMRCDWAGMRECN-UGDNZRGBSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.226
  • R-Value Work: 0.186
  • Space Group: P 21 21 2

Unit Cell:

Length (Å) Angle (°)
a = 95.59 α = 90.00
b = 116.74 β = 90.00
c = 60.83 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-06-25
  • Released Date: 2001-10-31
  • Deposition author(s): Mirza, O., Skov, L.K., Gajhede, M.

Revision History

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