1BTC

THREE-DIMENSIONAL STRUCTURE OF SOYBEAN BETA-AMYLASE DETERMINED AT 3.0 ANGSTROMS RESOLUTION: PRELIMINARY CHAIN TRACING OF THE COMPLEX WITH ALPHA-CYCLODEXTRIN

Structural Biology Knowledgebase: 1BTC SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.177

Literature

Macromolecules
Sequence Display for 1BTC

Classification: HYDROLASE(O-GLYCOSYL)

Total Structure Weight: 57097.05

Macromolecule Entities
Molecule Chains Length Organism Details
BETA-AMYLASE A 491 Glycine max EC#: 3.2.1.2 IUBMB
Gene Name(s): BMY1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A ALPHA-D-GLUCOSE
C6 H12 O6
WQZGKKKJIJFFOK-DVKNGEFBSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
BME
Query on BME

A BETA-MERCAPTOETHANOL
C2 H6 O S
DGVVWUTYPXICAM-UHFFFAOYSA-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 Observed: 0.177
  • Space Group: P 31 2 1

Unit Cell:

Length (Å) Angle (°)
a = 86.10 α = 90.00
b = 86.10 β = 90.00
c = 144.30 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1993-02-18
  • Released Date: 1993-10-31
  • Deposition author(s): Mikami, B., Hehre, E.J., Sato, M., Katsube, Y., Hirose, M., Morita, Y., Sacchettini, J.C.

Revision History

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