1DQN

CRYSTAL STRUCTURE OF GIARDIA GUANINE PHOSPHORIBOSYLTRANSFERASE COMPLEXED WITH A TRANSITION STATE ANALOGUE

Structural Biology Knowledgebase: 1DQN SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.234
  • R-Value Work: 0.204

Literature

Macromolecules
Sequence Display for 1DQN

Classification: TRANSFERASE

Total Structure Weight: 53918.08

Macromolecule Entities
Molecule Chains Length Organism Details
GUANINE PHOSPHORIBOSYLTRANSFERASE A, B 230 Giardia intestinalis EC#: 2.4.2.8 IUBMB
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B PHOSPHORIC ACID MONO-[5-(2-AMINO-4-OXO-4,5- DIHYDRO-3H-PYRROLO[3,2-D]PYRIMIDIN-7-YL)- 3,4-DIHYDROXY-PYRROLIDIN-2-YLMETHYL] ESTER
MODIFIED QUANOSINE-5-PHOSPHATE (Synonym)
C11 H16 N5 O7 P
IQLBECLICFDTTF-PVEDRDFWSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
POP
Query on POP

A, B PYROPHOSPHATE 2-
H2 O7 P2
XPPKVPWEQAFLFU-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
IPA
Query on IPA

B ISOPROPYL ALCOHOL
2-PROPANOL (Synonym)
C3 H8 O
KFZMGEQAYNKOFK-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)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
IMU N/A in BindingDB
Ki: 10 nM  BindingMOAD
Ki: 10 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.234
  • R-Value Work: 0.204
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 56.63 α = 90.00
b = 71.55 β = 90.00
c = 123.08 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-01-04
  • Released Date: 2000-07-26
  • Deposition author(s): Shi, W., Munagala, N.R., Wang, C.C., Li, C.M., Tyler, P.C., Furneaux, R.H., Grubmeyer, C., Schramm, V.L., Almo, S.C.

Revision History

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