2XNK Isomerase date Aug 03, 2010
title Structure And Function Of The Rad9-Binding Region Of The Dna Checkpoint Adaptor Topbp1
authors M.Rappas, A.W.Oliver, L.H.Pearl
compound source
Molecule: Dna Topoisomerase 2-Binding Protein 1
Chain: A, B, C, D
Fragment: Brct 0,1 And 2, Residues 1-290
Synonym: Dna Topoisomerase II-Binding Protein 1, Dna Topois II-Beta-Binding Protein 1, Topbp1;
Engineered: Yes
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Rosetta2(De3)Plyss
Expression_system_plasmid: Popinh8 And Pgex6p1
symmetry Space Group: P 1 21 1
R_factor 0.205 R_Free 0.266
crystal
cell
length a length b length c angle alpha angle beta angle gamma
39.490 290.280 60.580 90.00 89.85 90.00
method X-Ray Diffractionresolution 2.60 Å
ligand GOL, MSE enzyme
Primary referenceStructure and function of the Rad9-binding region of the DNA-damage checkpoint adaptor TopBP1., Rappas M, Oliver AW, Pearl LH, Nucleic Acids Res. 2010 Aug 20. PMID:20724438
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (406 Kb) [Save to disk]
  • Biological Unit Coordinates (2xnk.pdb1.gz) 101 Kb
  • Biological Unit Coordinates (2xnk.pdb2.gz) 102 Kb
  • Biological Unit Coordinates (2xnk.pdb3.gz) 102 Kb
  • Biological Unit Coordinates (2xnk.pdb4.gz) 102 Kb
  • LPC: Ligand-Protein Contacts for 2XNK
  • CSU: Contacts of Structural Units for 2XNK
  • Structure Factors (2094 Kb)
  • Retrieve 2XNK in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2XNK from S2C, [Save to disk]
  • Re-refined 2xnk structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 2XNK 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 2XNK
  • 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 2XNK, from MSDmotif at EBI
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2xnk_C] [2xnk_B] [2xnk] [2xnk_D] [2xnk_A]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Domain found in 2XNK: [BRCT ] by SMART
    • Other resources with information on 2XNK
  • Community annotation for 2XNK 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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