1J12

Beta-Amylase from Bacillus cereus var. mycoides in Complex with alpha-EBG


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.253
  • R-Value Work: 0.198

Literature

Macromolecules
Sequence Display for 1J12

Classification: HYDROLASE

Total Structure Weight: 234595.39

Macromolecule Entities
Molecule Chains Length Organism Details
Beta-amylase A, B, C, D 516 Bacillus cereus EC#: 3.2.1.2 IUBMB
Gene Name(s): spoII
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B, C, D 2-HYDROXYMETHYL-6-(2-OXIRANYL-ETHOXY)-TETRAHYDRO- PYRAN-3,4,5-TRIOL
3,4-EPOXYBUTYL-ALPHA-D-GLUCOPYRANOSIDE (Synonym)
C10 H18 O7
RZSIARIQGABJJE-DLXYEPTOSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A, B, C, D CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.253
  • R-Value Work: 0.198
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 177.90 α = 90.00
b = 112.90 β = 105.80
c = 146.20 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-11-25
  • Released Date: 2003-06-17
  • Deposition author(s): Oyama, T., Miyake, H., Kusunoki, M., Nitta, Y.

Revision History

  • Version 1_0: 2003-06-17

    Type: Initial release

  • Version 1_1: 2008-04-27

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance