2PBX Transcription date Mar 29, 2007
title Vibrio Cholerae Hapr
authors F.J.Kull, R.S.Desilva, G.Kovacikova, W.Lin, R.K.Taylor, K.Skorups
compound source
Molecule: Hemagglutininprotease Regulatory Protein
Chain: A, B
Engineered: Yes
Organism_scientific: Vibrio Cholerae
Organism_taxid: 412614
Strain: 2740-80
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_vector_type: Plasmid
Expression_system_vector: Ptxb1
symmetry Space Group: P 21 21 21
R_factor 0.230 R_Free 0.263
length a length b length c angle alpha angle beta angle gamma
43.785 85.085 110.385 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.20 Å
A, B

Primary referenceCrystal structure of the Vibrio cholerae quorum-sensing regulatory protein HapR., De Silva RS, Kovacikova G, Lin W, Taylor RK, Skorupski K, Kull FJ, J Bacteriol. 2007 Aug;189(15):5683-91. Epub 2007 May 25. PMID:17526705
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (76 Kb) [Save to disk]
  • Biological Unit Coordinates (2pbx.pdb1.gz) 71 Kb
  • CSU: Contacts of Structural Units for 2PBX
  • Likely Quarternary Molecular Structure file(s) for 2PBX
  • Structure Factors (160 Kb)
  • Retrieve 2PBX in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 2PBX from S2C, [Save to disk]
  • Re-refined 2pbx structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 2PBX 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 2PBX
  • 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 2PBX, from MSDmotif at EBI
  • Fold representative 2pbx from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [2pbx_B] [2pbx_A] [2pbx]
  • SWISS-PROT database: [A1F928]
  • Domain organization of [A1F928_VIBCH] by SWISSPFAM
  • Other resources with information on 2PBX
  • Community annotation for 2PBX 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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