1A74

I-PPOL HOMING ENDONUCLEASE/DNA COMPLEX

Structural Biology Knowledgebase: 1A74 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.265
  • R-Value Work: 0.216

Literature

Macromolecules
Sequence Display for 1A74

Classification: HYDROLASE / DNA

Total Structure Weight: 97517.47


Macromolecule Entities
Molecule Chains Length Organism Details
INTRON-ENCODED ENDONUCLEASE I-PPOI A, B 163 Physarum polycephalum EC#: 3.1 IUBMB
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
DNA (5'-D(*TP*TP*GP*AP*CP*TP*CP*TP*CP*TP*TP*AP*AP*GP*AP*GP*A P*GP*TP*CP*A)-3') C, D 21 synthetic

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
ZN
Query on ZN

A, B ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.265
  • R-Value Work: 0.216
  • Space Group: P 31 2 1

Unit Cell:

Length (Å) Angle (°)
a = 113.40 α = 90.00
b = 113.40 β = 90.00
c = 88.20 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1998-03-19
  • Released Date: 1998-06-22
  • Deposition author(s): Jurica, B.L., Flick, K.E., Monnat Junior, R.J., Stoddard, M.S.

Revision History

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