1PX3

E. COLI (LACZ) BETA-GALACTOSIDASE (G794A)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.192

Literature

Macromolecules
Sequence Display for 1PX3

Classification: HYDROLASE

Total Structure Weight: 473381.94

Macromolecule Entities
Molecule Chains Length Organism Details
beta-galactosidase A, B, C, D 1023 Escherichia coli EC#: 3.2.1.23 IUBMB
Mutation: G794A
Gene Name(s): lacZ b0344 JW0335
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B, C, D DIMETHYL SULFOXIDE
C2 H6 O S
IAZDPXIOMUYVGZ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A, B, C, D MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NA
Query on NA

A, B, C, D SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.192
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 149.70 α = 90.00
b = 168.59 β = 90.00
c = 200.99 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-07-02
  • Released Date: 2004-06-15
  • Deposition author(s): Juers, D.H., Hakda, S., Matthews, B.W., Huber, R.E.

Revision History

  • Version 1_0: 2004-06-15

    Type: Initial release

  • Version 1_1: 2008-04-29

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance