1TK0 Transferase Electron Transport Dna date Jun 07, 2004
title T7 Dna Polymerase Ternary Complex With 8 Oxo Guanosine And D The Insertion Site
authors L.G.Brieba, B.F.Eichman, R.J.Kokoska, S.Doublie, T.A.Kunkel, T.El
compound source
Molecule: 5'-D(Cpgpapapapapcpgpacpgpgpcpcpap Cpcpap(Ddg))-3';
Chain: P
Engineered: Yes
Other_details: Primer Strand
Synthetic: Yes

Molecule: 5'-D(Cpcpcp(8og) Pcptpgpgpcpapcptpgpgpcpcpgptpcpgptptptp 3';
Chain: T
Engineered: Yes
Other_details: Template Strand

Synthetic: Yes

Molecule: Dna Polymerase
Chain: A
Synonym: T7 Dna Polymerase
Engineered: Yes
Mutation: Yes

Organism_scientific: Enterobacteria Phage T7
Organism_taxid: 10760
Gene: 5
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl-21
Expression_system_plasmid: Pgp5

Molecule: Thioredoxin 1
Chain: B
Synonym: Trx1, Trx
Engineered: Yes

Organism_scientific: Escherichia Coli
Organism_taxid: 562
Gene: Trxa, Tsnc, Fipa, B3781, C4701, Z5291, Ecs4714, Stm39 Stmd1.75, Sty3639, T3381, Sf3854, S3905;
Expression_system: Escherichia Coli Bl21
Expression_system_taxid: 511693
Expression_system_strain: Bl21
Expression_system_vector_type: Ptrx-3
symmetry Space Group: P 21 21 2
R_factor 0.217 R_Free 0.263
length a length b length c angle alpha angle beta angle gamma
106.230 215.096 52.136 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand 1PE, 8OG, DCT, DDG, MES, MG, SO4 enzyme Transferase E.C. BRENDA
related structures by homologous chain: 1SL1, 1THO, 1X9W
  • nuclease activity
  • exonuclease activity
  • 3'-5' exonuclease activity

  • B
  • DNA polymerase processivity ...

  • Primary referenceStructural basis for the dual coding potential of 8-oxoguanosine by a high-fidelity DNA polymerase., Brieba LG, Eichman BF, Kokoska RJ, Doublie S, Kunkel TA, Ellenberger T, EMBO J 2004 Sep 1;23(17):3452-61. Epub 2004 Aug 5. PMID:15297882
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (158 Kb) [Save to disk]
  • Biological Unit Coordinates (1tk0.pdb1.gz) 151 Kb
  • LPC: Ligand-Protein Contacts for 1TK0
  • CSU: Contacts of Structural Units for 1TK0
  • Likely Quarternary Molecular Structure file(s) for 1TK0
  • Structure Factors (526 Kb)
  • Retrieve 1TK0 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1TK0 from S2C, [Save to disk]
  • Re-refined 1tk0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1TK0 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 1TK0
  • 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
  • 3D motif for 1TK0, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1tk0a1, region A:1-210 [Jmol] [rasmolscript] [script source]
        - Domain d1tk0a2, region A:211-704 [Jmol] [rasmolscript] [script source]
        - Domain d1tk0b_, region B [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1tk0_T] [1tk0_A] [1tk0_P] [1tk0_B] [1tk0]
  • SWISS-PROT database: [P00581] [P0AA25]
  • Domain organization of [DPOL_BPT7] [THIO_ECOLI] by SWISSPFAM
  • Domain found in 1TK0: [POLAc ] by SMART
  • Other resources with information on 1TK0
  • Community annotation for 1TK0 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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