1CLQ Transferase Dna date Apr 30, 1999
title Crystal Structure Of A Replication Fork Dna Polymerase Editing Complex At 2.7 A Resolution
authors Y.Shamoo, T.A.Steitz
compound source
Molecule: Dna (5'-D(Gpcpgpgpapapcptpapcpt)-3')
Chain: E
Engineered: Yes
Synthetic: Yes
Other_details: Primer-Template Dna

Molecule: Dna (5'-D(Apgptpapgptptpcpcpgpcpg)- 3');
Chain: D
Engineered: Yes

Synthetic: Yes

Molecule: Protein (Dna Polymerase)
Chain: A
Fragment: Residues 1-903
Synonym: Gp43
Engineered: Yes

Organism_scientific: Enterobacteria Phage Rb69
Organism_taxid: 12353
Gene: Gene 43
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_cell_line: Bl21(De3)
symmetry Space Group: H 3
R_factor 0.230 R_Free 0.284
length a length b length c angle alpha angle beta angle gamma
209.740 209.740 114.250 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.70 Å
ligand CA, GDP enzyme Transferase E.C. BRENDA
note 1CLQ (Molecule of the Month:pdb3)
related structures by homologous chain: 1Q9X, 1Q9Y
  • DNA-directed DNA polymerase ...
  • nuclease activity
  • exonuclease activity
  • 3'-5' exonuclease activity

  • Primary referenceBuilding a replisome from interacting pieces: sliding clamp complexed to a peptide from DNA polymerase and a polymerase editing complex., Shamoo Y, Steitz TA, Cell 1999 Oct 15;99(2):155-66. PMID:10535734
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (172 Kb) [Save to disk]
  • Biological Unit Coordinates (1clq.pdb1.gz) 166 Kb
  • LPC: Ligand-Protein Contacts for 1CLQ
  • CSU: Contacts of Structural Units for 1CLQ
  • Likely Quarternary Molecular Structure file(s) for 1CLQ
  • Structure Factors (419 Kb)
  • Retrieve 1CLQ in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1CLQ from S2C, [Save to disk]
  • Re-refined 1clq structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1CLQ 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 1CLQ
  • 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 1CLQ, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1clqa1, region A:1-375 [Jmol] [rasmolscript] [script source]
        - Domain d1clqa2, region A:376-903 [Jmol] [rasmolscript] [script source]
  • Fold representative 1clq from FSSP and Dali (Families of Structurally Similar Proteins)
  • 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: [1clq] [1clq_D] [1clq_A] [1clq_E]
  • SWISS-PROT database: [Q38087]
  • Domain organization of [DPOL_BPR69] by SWISSPFAM
  • Domain found in 1CLQ: [POLBc ] by SMART
  • Other resources with information on 1CLQ
  • Community annotation for 1CLQ at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Domain movements in 1CLQ from the Database of Macromolecular Movements.
  • Images from IMB Jena Image Library of Biological Macromolecules.

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