2FBT Transferase date Dec 10, 2005
title Wrn Exonuclease
authors J.J.Perry
compound source
Molecule: Werner Syndrome Helicase
Chain: A
Fragment: Exonculease Domain
Ec: 2.7.7.-
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Wrn, Recq3, Recql2
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Bl21 (De3) Plyss
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet28b
symmetry Space Group: P 32 2 1
R_factor 0.209 R_Free 0.241
crystal
cell
length a length b length c angle alpha angle beta angle gamma
80.269 80.269 93.230 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.05 Å
ligand ACY enzyme Transferase E.C.2.7.7 BRENDA
Primary referenceWRN exonuclease structure and molecular mechanism imply an editing role in DNA end processing., Perry JJ, Yannone SM, Holden LG, Hitomi C, Asaithamby A, Han S, Cooper PK, Chen DJ, Tainer JA, Nat Struct Mol Biol. 2006 May;13(5):414-22. Epub 2006 Apr 23. PMID:16622405
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (42 Kb) [Save to disk]
  • Biological Unit Coordinates (2fbt.pdb1.gz) 38 Kb
  • LPC: Ligand-Protein Contacts for 2FBT
  • CSU: Contacts of Structural Units for 2FBT
  • Likely Quarternary Molecular Structure file(s) for 2FBT
  • Structure Factors (175 Kb)
  • Retrieve 2FBT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2FBT from S2C, [Save to disk]
  • Re-refined 2fbt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2FBT 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 2FBT
  • 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 2FBT, from MSDmotif at EBI
  • Fold representative 2fbt from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2fbt_A] [2fbt]
  • SWISS-PROT database: [Q14191]
  • Domain organization of [WRN_HUMAN] by SWISSPFAM
  • Domain found in 2FBT: [35EXOc ] by SMART
  • Other resources with information on 2FBT
  • Community annotation for 2FBT 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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