1G8M

CRYSTAL STRUCTURE OF AVIAN ATIC, A BIFUNCTIONAL TRANSFORMYLASE AND CYCLOHYDROLASE ENZYME IN PURINE BIOSYNTHESIS AT 1.75 ANG. RESOLUTION

Structural Biology Knowledgebase: 1G8M SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.216
  • R-Value Work: 0.200

Literature

Macromolecules
Sequence Display for 1G8M

Classification: transferase hydrolase

Total Structure Weight: 130376.03

Macromolecule Entities
Molecule Chains Length Organism Details
AICAR TRANSFORMYLASE-IMP CYCLOHYDROLASE A, B 593 Gallus gallus EC#: 2.1.2.3 IUBMB 3.5.4.10 IUBMB
Fragment: AMINOIMIDAZOLE CARBOXAMIDE RIBONUCLEOTIDE TRANSFORMYLASE - INOSINE MONOPHOSPHATE CYCLOHYDROLASE
Gene Name(s): ATIC Gene View PURH
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A GUANOSINE-5'-MONOPHOSPHATE
C10 H14 N5 O8 P
RQFCJASXJCIDSX-UUOKFMHZSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
K
Query on K

A, B POTASSIUM ION
K
NPYPAHLBTDXSSS-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: 1.75 Å
  • R-Value Free: 0.216
  • R-Value Work: 0.200
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 65.10 α = 90.00
b = 106.00 β = 108.00
c = 103.50 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-11-17
  • Released Date: 2001-04-27
  • Deposition author(s): Greasley, S.E., Horton, P., Beardsley, G.P., Benkovic, S.J., Wilson, I.A.

Revision History

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