1B77 Sliding Clamp date Jan 27, 1999
title Building A Replisome Structure From Interacting Pieces: A Sl Clamp Complexed With An Interaction Peptide From Dna Polyme
authors Y.Shamoo, T.A.Steitz
compound source
Molecule: Protein (Sliding Clamp)
Chain: A, B, C
Synonym: Gp45
Engineered: Yes
 Organism_scientific: Enterobacteria Phage Rb69
Organism_taxid: 12353
Gene: Gene 45
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_cell_line: Bl21(De3)
symmetry Space Group: P 21 21 21
R_factor 0.225 R_Free 0.269
crystal
cell
length a length b length c angle alpha angle beta angle gamma
65.900 87.600 138.200 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.10 Å
related structures by homologous chain: 1CZD
Gene
Ontology
ChainFunctionProcessComponent
A, C, B


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] (122 Kb) [Save to disk]
  • Biological Unit Coordinates (1b77.pdb1.gz) 118 Kb
  • CSU: Contacts of Structural Units for 1B77
  • Likely Quarternary Molecular Structure file(s) for 1B77
  • Structure Factors (373 Kb)
  • Retrieve 1B77 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1B77 from S2C, [Save to disk]
  • Re-refined 1b77 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1B77 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 1B77
  • 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 1B77, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1b77a1, region A:1-110 [Jmol] [rasmolscript] [script source]
        - Domain d1b77a2, region A:111-228 [Jmol] [rasmolscript] [script source]
        - Domain d1b77b1, region B:1-110 [Jmol] [rasmolscript] [script source]
        - Domain d1b77b2, region B:111-228 [Jmol] [rasmolscript] [script source]
        - Domain d1b77c1, region C:1-110 [Jmol] [rasmolscript] [script source]
        - Domain d1b77c2, region C:111-228 [Jmol] [rasmolscript] [script source]
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1b77] [1b77_B] [1b77_C] [1b77_A]
  • SWISS-PROT database: [O80164]
  • Domain organization of [DPA5_BPR69] by SWISSPFAM
    • Other resources with information on 1B77
  • Community annotation for 1B77 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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