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
crystal cell	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 Diffraction	resolution	2.20 Å
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal 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

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 2PBX, from MSDmotif at EBI

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)

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