2H27 Crystal Structure of Escherichia coli SigmaE Region 4 Bound to its-35 Element DNA date
authors Lane, W.J., Darst, S.A.
compound source
R_Free 0.253
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution 2.30
ligand MPD enzyme
A, D

Primary referenceThe Structural Basis for Promoter -35 Element Recognition by the Group IV sigma Factors., Lane WJ, Darst SA, PLoS Biol. 2006 Aug 15;4(9). PMID:16903784
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (49 Kb) [Save to disk]
  • Biological Unit Coordinates (2h27.pdb1.gz) 23 Kb
  • Biological Unit Coordinates (2h27.pdb2.gz) 23 Kb
  • LPC: Ligand-Protein Contacts for 2H27
  • CSU: Contacts of Structural Units for 2H27
  • Likely Quarternary Molecular Structure file(s) for 2H27
  • Structure Factors (285 Kb)
  • Retrieve 2H27 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2H27 from S2C, [Save to disk]
  • Re-refined 2h27 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2H27 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 2H27
  • 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 2H27, from MSDmotif at EBI
  • Fold representative 2h27 from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2h27_E] [2h27_F] [2h27_A] [2h27_B] [2h27] [2h27_D] [2h27_C]
  • SWISS-PROT database: [P0AGB6]
  • Domain organization of [RPOE_ECOLI] by SWISSPFAM
  • Other resources with information on 2H27
  • Community annotation for 2H27 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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