1KSZ

ENTRAPMENT OF 6-THIOPHOSPHORYL-IMP IN THE ACTIVE SITE OF CRYSTALLINE ADENYLOSUCCINATE SYNTHETASE FROM ESCHERICHIA COLI, DATA COLLECTED AT 298K


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.250
  • R-Value Work: 0.171

Literature

Macromolecules
Sequence Display for 1KSZ

Classification: LIGASE

Total Structure Weight: 48301.44

Macromolecule Entities
Molecule Chains Length Organism Details
ADENYLOSUCCINATE SYNTHETASE A 431 Escherichia coli EC#: 6.3.4.4 IUBMB
Gene Name(s): purA adeK b4177 JW4135
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
PGS
Query on PGS

A 2-DEAZO-6-THIOPHOSPHATE GUANOSINE-5'-MONOPHOSPHATE
C10 H15 N4 O10 P2 S
NYBPOGVUIOPXHI-KQYNXXCUSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GDP
Query on GDP

A GUANOSINE-5'-DIPHOSPHATE
C10 H15 N5 O11 P2
QGWNDRXFNXRZMB-UUOKFMHZSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
HDA
Query on HDA

A HADACIDIN
C3 H5 N O4
URJHVPKUWOUENU-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.8 Å
  • R-Value Free: 0.250
  • R-Value Work: 0.171
  • Space Group: P 32 2 1

Unit Cell:

Length (Å) Angle (°)
a = 81.63 α = 90.00
b = 81.63 β = 90.00
c = 159.22 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-01-14
  • Released Date: 1997-10-08
  • Deposition author(s): Poland, B.W., Bruns, C.A., Fromm, H.J., Honzatko, R.B.

Revision History

  • Version 1_0: 1997-10-08

    Type: Initial release

  • Version 1_1: 2008-03-24

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance