2GUY

Orthorhombic crystal structure (space group P21212) of Aspergillus niger alpha-amylase at 1.6 A resolution

Structural Biology Knowledgebase: 2GUY SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.59 Å
  • R-Value Free: 0.196
  • R-Value Work: 0.164

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 2GUY

Classification: HYDROLASE

Total Structure Weight: 53153.23

Macromolecule Entities
Molecule Chains Length Organism Details
Alpha-amylase A A 478 Aspergillus oryzae EC#: 3.2.1.1 IUBMB
Gene Name(s): amy1 amyI Taa-G1 AO090023000944 amy2 amyII Taa-G2 AO090120000196

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

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

A BETA-D-MANNOSE
C6 H12 O6
WQZGKKKJIJFFOK-RWOPYEJCSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.59 Å
  • R-Value Free: 0.196
  • R-Value Work: 0.164
  • Space Group: P 21 21 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 102.80 α = 90.00
b = 63.23 β = 90.00
c = 74.46 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2006-05-02
  • Released Date: 2006-08-15
  • Deposition author(s): Vujicic Zagar, A.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Flag residual B-value | Details: Tagged residual B temperature factor