2HJ9	Signaling Protein	date	Jun 30, 2006
title	Crystal Structure Of The Autoinducer-2-Bound Form Of Vibrio Luxp Complexed With The Periplasmic Domain Of Luxq
authors	M.B.Neiditch, F.M.Hughson
compound		source
Molecule: Autoinducer 2-Binding Periplasmic Protein Luxp Chain: A, B Engineered: Yes		Organism_scientific: Vibrio Harveyi Organism_taxid: 669 Gene: Luxp Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex-4t-1
Molecule: Autoinducer 2 Sensor Kinasephosphatase Luxq Chain: C, D Fragment: Periplasmic Domain (Residues 53-271) Ec: 3.1.3.- Engineered: Yes		Organism_scientific: Vibrio Harveyi Organism_taxid: 669 Gene: Luxq Expression_system: Escherichia Coli Bl21 Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pgex-4t-1
symmetry	Space Group: P 43 21 2	R_factor 0.207 R_Free 0.262
crystal cell	length a length b length c angle alpha angle beta angle gamma 83.916 83.916 365.328 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.34 Å
ligand	AI2	enzyme	Hydrolase E.C.3.1.3 BRENDA
Gene Ontology	Chain Function Process Component A, B D, C
Primary reference	Ligand-induced asymmetry in histidine sensor kinase complex regulates quorum sensing., Neiditch MB, Federle MJ, Pompeani AJ, Kelly RC, Swem DL, Jeffrey PD, Bassler BL, Hughson FM, Cell. 2006 Sep 22;126(6):1095-108. PMID:16990134

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (186 Kb) [Save to disk] Biological Unit Coordinates (2hj9.pdb1.gz) 180 Kb LPC: Ligand-Protein Contacts for 2HJ9 CSU: Contacts of Structural Units for 2HJ9 Likely Quarternary Molecular Structure file(s) for 2HJ9 Structure Factors (421 Kb) Retrieve 2HJ9 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2HJ9 from S2C, [Save to disk] Re-refined 2hj9 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2HJ9 in 3D

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Visual 3D analysis of 2HJ9

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 2HJ9, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2hj9_C] [2hj9] [2hj9_B] [2hj9_D] [2hj9_A] SWISS-PROT database: [P54300] [P54302] Domain organization of [LUXP_VIBHA] [LUXQ_VIBHA] by SWISSPFAM

Other resources with information on 2HJ9

Community annotation for 2HJ9 at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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