2Q7U Hydrolase date Jun 07, 2007
title Crystal Structure Of The F Plasmid Trai Relaxase Domain With Scissile Thymidine Base And Imidodiphosphate
authors S.A.Lujan, M.R.Redinbo
compound source
Molecule: Protein Trai
Chain: A, B
Fragment: Relaxase Domain (Unp Residues 1-300)
Synonym: Dna Helicase I
Ec: 3.6.1.-
Engineered: Yes
Mutation: Yes
Organism_scientific: Escherichia Coli
Strain: Trai
Gene: Trai
Expression_system: Escherichia Coli
Expression_system_strain: Bl21 (De3)
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Ptyb2
symmetry Space Group: P 21 21 21
R_factor 0.214 R_Free 0.312
crystal
cell
length a length b length c angle alpha angle beta angle gamma
44.500 86.310 127.910 90.00 90.00 90.00
method X-Ray Diffractionresolution 3.00 Å
ligand MG, PON, TMP enzyme Hydrolase E.C.3.6.1 BRENDA
Primary referenceDisrupting antibiotic resistance propagation by inhibiting the conjugative DNA relaxase., Lujan SA, Guogas LM, Ragonese H, Matson SW, Redinbo MR, Proc Natl Acad Sci U S A. 2007 Jul 24;104(30):12282-7. Epub 2007 Jul 13. PMID:17630285
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (90 Kb) [Save to disk]
  • Biological Unit Coordinates (2q7u.pdb1.gz) 44 Kb
  • Biological Unit Coordinates (2q7u.pdb2.gz) 43 Kb
  • LPC: Ligand-Protein Contacts for 2Q7U
  • CSU: Contacts of Structural Units for 2Q7U
  • Likely Quarternary Molecular Structure file(s) for 2Q7U
  • Structure Factors (130 Kb)
  • Retrieve 2Q7U in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2Q7U from S2C, [Save to disk]
  • Re-refined 2q7u structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2Q7U 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 2Q7U
  • 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 2Q7U, from MSDmotif at EBI
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2q7u_A] [2q7u_B] [2q7u]
  • SWISS-PROT database: [P14565]
  • Domain organization of [TRAI1_ECOLI] by SWISSPFAM
  • Other resources with information on 2Q7U
  • Community annotation for 2Q7U 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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