1JZ8

E. COLI (lacZ) BETA-GALACTOSIDASE (E537Q) IN COMPLEX WITH ALLOLACTOSE

Structural Biology Knowledgebase: 1JZ8 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.208
  • R-Value Work: 0.165

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1JZ8

Classification: HYDROLASE

Total Structure Weight: 478564.69

Macromolecule Entities
Molecule Chains Length Organism Details
Beta-Galactosidase A, B, C, D 1023 Escherichia coli EC#: 3.2.1.23 IUBMB
Mutation: E537Q
Gene Name(s): lacZ b0344 JW0335

Small Molecules
Ligands 5 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
LAK
Query on LAK

A, B, C, D BETA-D-GALACTOPYRANOSYL-1-6-BETA-D-GLUCOPYRANOSE
ALLOLACTOSE (Synonym)
C12 H22 O11
DLRVVLDZNNYCBX-VHBGUFLRSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
TAR
Query on TAR

B D(-)-TARTARIC ACID
C4 H6 O6
FEWJPZIEWOKRBE-LWMBPPNESA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
DMS
Query on DMS

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

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

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

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.208
  • R-Value Work: 0.165
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 149.39 α = 90.00
b = 168.71 β = 90.00
c = 200.86 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-09-13
  • Released Date: 2001-12-07
  • Deposition author(s): Juers, D.H., Matthews, B.W.

Revision History

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