1MW8

Crystal Structure of a Complex between H365R mutant of 67 kDA N-terminal fragment of E. coli DNA Topoisomerase I and 5'-ACTTCGGGATG-3'

Structural Biology Knowledgebase: 1MW8 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Free: 0.273
  • R-Value Work: 0.223

Literature

Macromolecules
Sequence Display for 1MW8

Classification: ISOMERASE

Total Structure Weight: 71123.24


Macromolecule Entities
Molecule Chains Length Organism Details
DNA Topoisomerase I X 592 Escherichia coli EC#: 5.99.1.2 IUBMB
Fragment: 67 kDa N-terminal fragment
Mutation: H365R, S549N
Gene Name(s): topA supX b1274 JW1266
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
5'-D(*AP*CP*TP*TP*CP*GP*GP*GP*AP*TP*G)-3' Y 11 synthetic

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

X THYMIDINE-5'-PHOSPHATE
C10 H15 N2 O8 P
GYOZYWVXFNDGLU-XLPZGREQSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

X SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Free: 0.273
  • R-Value Work: 0.223
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 63.39 α = 90.00
b = 79.15 β = 90.00
c = 141.80 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2002-09-27
  • Released Date: 2003-10-14
  • Deposition author(s): Perry, K., Mondragon, A.

Revision History

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