1IW7 Transferase date Apr 22, 2002
title Crystal Structure Of The Rna Polymerase Holoenzyme From Ther Thermophilus At 2.6a Resolution
authors Riken Structural Genomicsproteomics Initiative (Rsgi)
compound source
Molecule: Rna Polymerase Alpha Subunit
Chain: A, B, K, L
Ec: 2.7.7.6
 Organism_scientific: Thermus Thermophilus
Organism_taxid: 274

Molecule: Rna Polymerase Beta Subunit
Chain: C, M
Ec: 2.7.7.6
Organism_scientific: Thermus Thermophilus
Organism_taxid: 274

Molecule: Rna Polymerase Beta Subunit
Chain: D, N
Ec: 2.7.7.6
Organism_scientific: Thermus Thermophilus
Organism_taxid: 274

Molecule: Rna Polymerase Omega Subunit
Chain: E, O
Ec: 2.7.7.6
Organism_scientific: Thermus Thermophilus
Organism_taxid: 274

Molecule: Rna Polymerase Sigma-70 Subunit
Chain: F, P
Ec: 2.7.7.6
Organism_scientific: Thermus Thermophilus
Organism_taxid: 274
symmetry Space Group: P 32
R_factor 0.228 R_Free 0.274
crystal
cell
length a length b length c angle alpha angle beta angle gamma
236.350 236.350 249.040 90.00 90.00 120.00
method X-Ray Diffractionresolution 2.60 Å
ligand MG, PB enzyme Transferase E.C.2.7.7.6 BRENDA
note 1IW7 (Molecule of the Month:pdb48)
related structures by homologous chain: 1SIG, 1SMY
Gene
Ontology
ChainFunctionProcessComponent
A, K, B, L


F, P
  • bacterial sigma factor activ...


    • M, C


    N, D


    O, E


    Primary referenceCrystal structure of a bacterial RNA polymerase holoenzyme at 2.6 A resolution., Vassylyev DG, Sekine S, Laptenko O, Lee J, Vassylyeva MN, Borukhov S, Yokoyama S, Nature 2002 Jun 13;417(6890):712-9. PMID:12000971
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (1217 Kb) [Save to disk]
  • Biological Unit Coordinates (1iw7.pdb1.gz) 611 Kb
  • Biological Unit Coordinates (1iw7.pdb2.gz) 606 Kb
  • LPC: Ligand-Protein Contacts for 1IW7
  • CSU: Contacts of Structural Units for 1IW7
  • Likely Quarternary Molecular Structure file(s) for 1IW7
  • Retrieve 1IW7 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1IW7 from S2C, [Save to disk]
    • View 1IW7 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 1IW7
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1IW7, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1iw7a1, region A:1-49,A:173-229 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7a2, region A:50-172 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7b1, region B:1-49,B:173-229 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7b2, region B:50-172 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7c_, region C [Jmol] [rasmolscript] [script source]
        - Domain d1iw7d_, region D [Jmol] [rasmolscript] [script source]
        - Domain d1iw7e_, region E [Jmol] [rasmolscript] [script source]
        - Domain d1iw7f1, region F:258-318 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7f2, region F:319-423 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7f3, region F:74-257 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7k1, region K:1-49,K:173-229 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7k2, region K:50-172 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7l1, region L:1-49,L:173-229 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7l2, region L:50-172 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7m_, region M [Jmol] [rasmolscript] [script source]
        - Domain d1iw7n_, region N [Jmol] [rasmolscript] [script source]
        - Domain d1iw7o_, region O [Jmol] [rasmolscript] [script source]
        - Domain d1iw7p1, region P:258-318 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7p2, region P:319-423 [Jmol] [rasmolscript] [script source]
        - Domain d1iw7p3, region P:74-257 [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: [1iw7] [1iw7_O] [1iw7_B] [1iw7_M] [1iw7_A] [1iw7_P] [1iw7_F] [1iw7_C] [1iw7_N] [1iw7_E] [1iw7_D] [1iw7_L] [1iw7_K]
  • SWISS-PROT database: [Q9WX78] [Q9Z9H6] [Q8RQE9] [Q8RQE8] [Q8RQE7]
  • Domain organization of [Q9WX78_THETH] [RPOA_THETH] [RPOB_THET8] [RPOC_THET8] [RPOZ_THET8] by SWISSPFAM
  • Domains found in 1IW7: [HhH1] [RNA_pol_Rpb6] [RPOLA_N] [RPOLD ] by SMART
    • Other resources with information on 1IW7
  • Community annotation for 1IW7 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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