1AQH

ALPHA-AMYLASE FROM ALTEROMONAS HALOPLANCTIS

Structural Biology Knowledgebase: 1AQH SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.204
  • R-Value Work: 0.157

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1AQH

Classification: HYDROLASE

Total Structure Weight: 49456.83

Macromolecule Entities
Molecule Chains Length Organism Details
ALPHA-AMYLASE A 453 Pseudoalteromonas haloplanktis EC#: 3.2.1.1 IUBMB
Gene Name(s): amy

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

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

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.204
  • R-Value Work: 0.157
  • Space Group: C 2 2 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 71.40 α = 90.00
b = 138.70 β = 90.00
c = 115.70 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-07-30
  • Released Date: 1999-02-16
  • Deposition author(s): Aghajari, N., Haser, R.

Revision History

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