2O4I Hydrolase Dna date Dec 04, 2006
title Structure Of Trex1 In Complex With Dna
authors M.Brucet, M.J.Macias, I.Fita, A.Celada
compound source
Molecule: 5'-D(Gpcptpapgpgpcpapgpgpapapcpcpc Cptpcpcpcpcpt)-3';
Chain: C, D
Engineered: Yes
Synthetic: Yes

Molecule: Three Prime Repair Exonuclease 1
Chain: A, B
Fragment: Trex1 Exonuclease
Synonym: 3'-5' Exonuclease Trex1
Engineered: Yes
Mutation: Yes

Organism_scientific: Mus Musculus
Organism_common: House Mouse
Organism_taxid: 10090
Gene: Trex1
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Petm-10
symmetry Space Group: P 43 21 2
R_factor 0.243 R_Free 0.283
length a length b length c angle alpha angle beta angle gamma
80.758 80.758 171.220 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.50 Å
enzyme Hydrolase E.C. BRENDA
A, B

Primary referenceStructure of the dimeric exonuclease TREX1 in complex with DNA displays a proline-rich binding site for WW Domains., Brucet M, Querol-Audi J, Serra M, Ramirez-Espain X, Bertlik K, Ruiz L, Lloberas J, Macias MJ, Fita I, Celada A, J Biol Chem. 2007 May 11;282(19):14547-57. Epub 2007 Mar 13. PMID:17355961
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (72 Kb) [Save to disk]
  • Biological Unit Coordinates (2o4i.pdb1.gz) 66 Kb
  • CSU: Contacts of Structural Units for 2O4I
  • Likely Quarternary Molecular Structure file(s) for 2O4I
  • Structure Factors (101 Kb)
  • Retrieve 2O4I in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2O4I from S2C, [Save to disk]
  • Re-refined 2o4i structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2O4I in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
  • Visual 3D analysis of 2O4I
  • Cartoon representation from PDB Cartoon
  • Ramachandran plot from PDBSum
  • Structure-derived information
  • Electron Density related parameters from EDS Electron Density Server, at Upsala
  • Dipole moment, from Dipole Server at Weizmann Institute
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 2O4I, from MSDmotif at EBI
  • Fold representative 2o4i from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2o4i_B] [2o4i_A] [2o4i_D] [2o4i_C] [2o4i]
  • SWISS-PROT database: [Q91XB0]
  • Domain organization of [TREX1_MOUSE] by SWISSPFAM
  • Domain found in 2O4I: [EXOIII ] by SMART
  • Other resources with information on 2O4I
  • Community annotation for 2O4I at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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