1CG4

STRUCTURE OF THE MUTANT (R303L) OF ADENYLOSUCCINATE SYNTHETASE FROM E. COLI COMPLEXED WITH, GDP, 6-PHOSPHORYL-IMP, AND MG2+

Structural Biology Knowledgebase: 1CG4 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.252
  • R-Value Work: 0.179

Literature

Macromolecules
Sequence Display for 1CG4

Classification: LIGASE

Total Structure Weight: 48121.78

Macromolecule Entities
Molecule Chains Length Organism Details
PROTEIN (ADENYLOSUCCINATE SYNTHETASE) A 431 Escherichia coli EC#: 6.3.4.4 IUBMB
Mutation: R303L
Gene Name(s): purA adeK b4177 JW4135
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A 6-O-PHOSPHORYL INOSINE MONOPHOSPHATE
C10 H14 N4 O11 P2
RXRZOKQPANIEDW-KQYNXXCUSA-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: 2.5 Å
  • R-Value Free: 0.252
  • R-Value Work: 0.179
  • Space Group: P 32 2 1

Unit Cell:

Length (Å) Angle (°)
a = 80.21 α = 90.00
b = 80.21 β = 90.00
c = 157.87 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-03-26
  • Released Date: 1999-06-17
  • Deposition author(s): Choe, J.Y., Poland, B.W., Fromm, H., Honzatko, R.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values