1JZ7

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

Structural Biology Knowledgebase: 1JZ7 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.219
  • R-Value Work: 0.176

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1JZ7

Classification: HYDROLASE

Total Structure Weight: 475375.41

Macromolecule Entities
Molecule Chains Length Organism Details
Beta-Galactosidase A, B, C, D 1023 Escherichia coli EC#: 3.2.1.23 IUBMB
Mutation: C247X
Gene Name(s): lacZ b0344 JW0335

Small Molecules
Ligands 4 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
 
JSmol
GAL
Query on GAL

A, B, C, D BETA-D-GALACTOSE
C6 H12 O6
WQZGKKKJIJFFOK-FPRJBGLDSA-N
Ligand Explorer
 
JSmol
MG
Query on MG

A, B, C, D MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
NA
Query on NA

A, B, C, D SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Ligand Explorer
 
JSmol
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
GAL N/A in BindingDB
Ki: 400000000 nM  BindingMOAD
N/A in PDBbind
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
CSO
Query on CSO
A, B, C, D L-PEPTIDE LINKING C3 H7 N O3 S CYS

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.5 Å
  • R-Value Free: 0.219
  • R-Value Work: 0.176
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 149.59 α = 90.00
b = 168.53 β = 90.00
c = 200.55 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