1RPK

Crystal structure of barley alpha-amylase isozyme 1 (amy1) in complex with acarbose

Structural Biology Knowledgebase: 1RPK SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.231
  • R-Value Work: 0.180

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1RPK

Classification: Hydrolase

Total Structure Weight: 46325.29

Macromolecule Entities
Molecule Chains Length Organism Details
Alpha-amylase type 1 isozyme A 405 Hordeum vulgare EC#: 3.2.1.1 IUBMB
Mutation: A284V
Gene Name(s): AMY1.1

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

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
DAF
Query on DAF

A 4,6-dideoxy-4-{[(1S,5R,6S)-3-formyl-5,6-dihydroxy- 4-oxocyclohex-2-en-1-yl]amino}-alpha-D-xylo- hex-5-enopyranose
C13 H17 N O8
ZGWNRGISVMYHTF-KKXLKBQTSA-N
Ligand Explorer
 
JSmol
GLC
Query on GLC

A ALPHA-D-GLUCOSE
C6 H12 O6
WQZGKKKJIJFFOK-DVKNGEFBSA-N
Ligand Explorer
 
JSmol

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.231
  • R-Value Work: 0.180
  • Space Group: P 21 21 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 93.39 α = 90.00
b = 72.92 β = 90.00
c = 61.39 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-12-03
  • Released Date: 2005-06-07
  • Deposition author(s): Robert, X., Haser, R., Aghajari, N.

Revision History

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