1ZHH	Signaling Protein	date	Apr 25, 2005
title	Crystal Structure Of The Apo Form Of Vibrio Harveyi Luxp Com With The Periplasmic Domain Of Luxq
authors	M.B.Neiditch, M.J.Federle, S.T.Miller, B.L.Bassler, F.M.Hughson
compound		source
Molecule: Autoinducer 2-Binding Periplasmic Protein Luxp Chain: A Fragment: Mature Peptide 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: B Fragment: Periplasmic Domain 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 65	R_factor 0.206 R_Free 0.222
crystal cell	length a length b length c angle alpha angle beta angle gamma 128.468 128.468 95.671 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	1.94 Å
ligand	NHE	enzyme
related structures	by homologous chain: 1JX6
Gene Ontology	Chain Function Process Component B
Primary reference	Regulation of LuxPQ Receptor Activity by the Quorum-Sensing Signal Autoinducer-2., Neiditch MB, Federle MJ, Miller ST, Bassler BL, Hughson FM, Mol Cell 2005 May 27;18(5):507-18. PMID:15916958

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (100 Kb) [Save to disk] Biological Unit Coordinates (1zhh.pdb1.gz) 95 Kb LPC: Ligand-Protein Contacts for 1ZHH CSU: Contacts of Structural Units for 1ZHH Likely Quarternary Molecular Structure file(s) for 1ZHH Structure Factors (475 Kb) Retrieve 1ZHH in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1ZHH from S2C, [Save to disk] Re-refined 1zhh structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1ZHH 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 1ZHH

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 1ZHH, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1zhh_B] [1zhh] [1zhh_A] SWISS-PROT database: [P54300] [P54302] Domain organization of [LUXP_VIBHA] [LUXQ_VIBHA] by SWISSPFAM

Other resources with information on 1ZHH

Community annotation for 1ZHH at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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