1Q3U

Crystal structure of a wild-type Cre recombinase-loxP synapse: pre-cleavage complex

Structural Biology Knowledgebase: 1Q3U SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.244
  • R-Value Work: 0.223

Literature

Macromolecules
Sequence Display for 1Q3U

Classification: REPLICATION / DNA

Total Structure Weight: 202268.77


Macromolecule Entities
Molecule Chains Length Organism Details
Cre recombinase A, B, E, F 347 Escherichia virus p1 Gene Name(s): cre
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Macromolecule Entities
Molecule Chains Length Organism Details
loxP DNA C, G 37 synthetic First strand of loxP site
loxP DNA D, H 37 synthetic Second strand of loxP site

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

C, F IODIDE ION
I
XMBWDFGMSWQBCA-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A, C, D, F, G, H MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
UMP
Query on UMP
C, G NON-POLYMER C9 H13 N2 O8 P --

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.244
  • R-Value Work: 0.223
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 107.99 α = 90.00
b = 161.06 β = 90.00
c = 196.00 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-08-01
  • Released Date: 2003-09-16
  • Deposition author(s): Ennifar, E., Meyer, J.E.W., Buchholz, F., Stewart, A.F., Suck, D.

Revision History

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