4RUL

Crystal structure of full-length E.Coli topoisomerase I in complex with ssDNA


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.259
  • R-Value Work: 0.209

Literature

Macromolecules
Sequence Display for 4RUL

Classification: ISOMERASE / DNA

Total Structure Weight: 107371.50


Macromolecule Entities
Molecule Chains Length Organism Details
DNA topoisomerase 1 A 867 Escherichia coli EC#: 5.99.1.2 IUBMB
Gene Name(s): topA supX b1274 JW1266
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
single strand DNA B 29 Synthetic construct

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A 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: 2.9 Å
  • R-Value Free: 0.259
  • R-Value Work: 0.209
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 85.61 α = 90.00
b = 80.29 β = 91.26
c = 97.47 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2014-11-20
  • Released Date: 2015-11-04
  • Deposition author(s): Tan, K., Chen, B., Tse-Dinh, Y.C.

Revision History

  • 2016-01-06
    Type: Citation | Details: Citation update