2W7N Transcription Dna date Dec 23, 2008
title Crystal Structure Of Kora Bound To Operator Dna: Insight Int Repressor Cooperation In Rp4 Gene Regulation
authors B.Koenig, J.J.Mueller, E.Lanka, U.Heinemann
compound source
Molecule: Trfb Transcriptional Repressor Protein
Chain: A, B
Synonym: Transcriptional Repressor Protein Kora, Regulatory Kora;
Engineered: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Expression_system: Escherichia Coli
Expression_system_taxid: 469008
Expression_system_strain: Bl21(De3)
Expression_system_plasmid: Pms51-1

Molecule: 5'-D(Apaptpgptptptpapgpcp Tpapapapcpapapg)-3';
Chain: E, G
Synonym: Kora Operator
Engineered: Yes

Synthetic: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562

Molecule: 5'-D(Cpbrupbrupgptptptpapgpcptpap Apapcpapbrupt)-3';
Chain: F, H
Synonym: Kora Operator
Engineered: Yes

Synthetic: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
symmetry Space Group: P 1 21 1
R_factor 0.170 R_Free 0.201
crystal
cell
length a length b length c angle alpha angle beta angle gamma
44.830 115.450 49.880 90.00 114.00 90.00
method X-Ray Diffractionresolution 1.85 Å
ligand BRU enzyme
Gene
Ontology
ChainFunctionProcessComponent
A, B


Primary referenceCrystal structure of KorA bound to operator DNA: insight into repressor cooperation in RP4 gene regulation., Konig B, Muller JJ, Lanka E, Heinemann U, Nucleic Acids Res. 2009 Feb 3. PMID:19190096
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (142 Kb) [Save to disk]
  • Biological Unit Coordinates (2w7n.pdb1.gz) 130 Kb
  • LPC: Ligand-Protein Contacts for 2W7N
  • CSU: Contacts of Structural Units for 2W7N
  • Likely Quarternary Molecular Structure file(s) for 2W7N
  • Structure Factors (461 Kb)
  • Retrieve 2W7N in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2W7N from S2C, [Save to disk]
  • Re-refined 2w7n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2W7N 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 2W7N
  • 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 2W7N, from MSDmotif at EBI
  • Fold representative 2w7n from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2w7n_F] [2w7n_B] [2w7n_G] [2w7n_H] [2w7n_A] [2w7n_E] [2w7n]
  • SWISS-PROT database: [P03052]
  • Domain organization of [KORA2_ECOLX] by SWISSPFAM
  • Other resources with information on 2W7N
  • Community annotation for 2W7N 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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