3HQG

Crystal structure of restriction endonuclease EcoRII catalytic C-terminal domain in complex with cognate DNA

Structural Biology Knowledgebase: 3HQG SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.293
  • R-Value Work: 0.236

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3HQG

Classification: HYDROLASE / DNA

Total Structure Weight: 32995.34


Macromolecule Entities
Molecule Chains Length Organism Details
Type-2 restriction enzyme EcoRII A 222 Escherichia coli EC#: 3.1.21.4 IUBMB
Fragment: C-terminal catalytic domain (UNP residues 183-404)
Gene Name(s): ecoRIIR
Macromolecule Entities
Molecule Chains Length Organism Details
5'-D(*TP*CP*GP*AP*CP*CP*AP*GP*GP*CP*TP*A)-3' B 12 synthetic
5'-D(*TP*AP*GP*CP*CP*TP*GP*GP*TP*CP*GP*A)-3' C 12 synthetic

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

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

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.293
  • R-Value Work: 0.236
  • Space Group: P 21 21 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 77.05 α = 90.00
b = 57.97 β = 90.00
c = 61.01 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2009-06-06
  • Released Date: 2009-09-22
  • Deposition author(s): Golovenko, D., Manakova, E., Grazulis, S., Tamulaitiene, G., Siksnys, V.

Revision History

  • 2011-07-13
    Type: Refinement description | Details: Fixed TLS group
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Flag residual B-value | Details: Tagged residual B temperature factor