1AQM

ALPHA-AMYLASE FROM ALTEROMONAS HALOPLANCTIS COMPLEXED WITH TRIS

Structural Biology Knowledgebase: 1AQM SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.85 Å
  • R-Value Free: 0.186
  • R-Value Work: 0.157

Literature

Macromolecules
Sequence Display for 1AQM

Classification: HYDROLASE

Total Structure Weight: 49579.00

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

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

A 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL
TRIS BUFFER (Synonym)
C4 H12 N O3
LENZDBCJOHFCAS-UHFFFAOYSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

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

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

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.85 Å
  • R-Value Free: 0.186
  • 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 = 138.90 β = 90.00
c = 115.70 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-07-31
  • Released Date: 1999-03-02
  • Deposition author(s): Aghajari, N., Haser, R.

Revision History

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