1CR4

CRYSTAL STRUCTURE OF THE HELICASE DOMAIN OF THE GENE 4 PROTEIN OF BACTERIOPHAGE T7: COMPLEX WITH DTDP


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.5 Å
  • R-Value Free: 0.287
  • R-Value Work: 0.242

Literature

Macromolecules
Sequence Display for 1CR4

Classification: TRANSFERASE

Total Structure Weight: 33426.29

Macromolecule Entities
Molecule Chains Length Organism Details
DNA PRIMASE/HELICASE A 296 Escherichia virus t7 EC#: 2.7.7 IUBMB 3.6.4.12 IUBMB
Fragment: HELICASE DOMAIN
Mutation: L271M
Gene Name(s): 4
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A THYMIDINE-5'-DIPHOSPHATE
C10 H16 N2 O11 P2
UJLXYODCHAELLY-XLPZGREQSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A 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: 2.5 Å
  • R-Value Free: 0.287
  • R-Value Work: 0.242
  • Space Group: P 61

Unit Cell:

Length (Å) Angle (°)
a = 80.78 α = 90.00
b = 80.78 β = 90.00
c = 85.85 γ = 120.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-08-12
  • Released Date: 1999-11-10
  • Deposition author(s): Sawaya, M.R., Guo, S., Tabor, S., Richardson, C.C., Ellenberger, T.

Revision History

  • Version 1_0: 1999-11-10

    Type: Initial release

  • Version 1_1: 2008-04-27

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance