2GQR

SAICAR Synthetase Complexed with ADP-Mg2+

Structural Biology Knowledgebase: 2GQR SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.239
  • R-Value Work: 0.204

Literature

Macromolecules
Sequence Display for 2GQR

Classification: LIGASE

Total Structure Weight: 55807.61

Macromolecule Entities
Molecule Chains Length Organism Details
Phosphoribosylaminoimidazole-succinocarboxamide synthase A, B 237 Escherichia coli EC#: 6.3.2.6 IUBMB
Mutation: M1M, M48M, M58M, M70M, M86M, M127M, M131M, M151M, M209M
Gene Name(s): purC b2476 JW2461
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B ADENOSINE-5'-DIPHOSPHATE
C10 H15 N5 O10 P2
XTWYTFMLZFPYCI-KQYNXXCUSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A, B MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A, B L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.239
  • R-Value Work: 0.204
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 59.29 α = 90.00
b = 67.16 β = 90.00
c = 148.78 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2006-04-21
  • Released Date: 2006-05-16
  • Deposition author(s): Ginder, N.D., Honzatko, R.B.

Revision History

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