1JQW	Signaling Protein	date	Aug 09, 2001
title	The 2.3 Angstrom Resolution Structure Of Bacillus Subtilis Luxshomocysteine Complex
authors	S.N.Ruzheinikov, S.K.Das, S.E.Sedelnikova, A.Hartley, S.J.Foster M.J.Horsburgh, A.G.Cox, C.W.Mccleod, A.Mekhalfia, G.M.Blackburn D.W.Rice, P.J.Baker
compound		source
Molecule: Autoinducer-2 Production Protein Luxs Chain: A Synonym: S-Ribosylhomocysteine Lyase, Ai-2 Synthesis Protei Ec: 4.4.1.21 Engineered: Yes Mutation: Yes		Organism_scientific: Bacillus Subtilis Organism_taxid: 1423 Gene: Luxs Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Tuner (De3) Placi Expression_system_vector_type: Plasmid Expression_system_plasmid: Pskd1
symmetry	Space Group: P 65 2 2	R_factor 0.175 R_Free 0.241
crystal cell	length a length b length c angle alpha angle beta angle gamma 61.202 61.202 150.030 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand	HCS, OCS, ZN	enzyme	Lyase E.C.4.4.1.21 BRENDA
related structures	by homologous chain: 1JVI
Gene Ontology	Chain Function Process Component A
Primary reference	The 1.2 A structure of a novel quorum-sensing protein, Bacillus subtilis LuxS., Ruzheinikov SN, Das SK, Sedelnikova SE, Hartley A, Foster SJ, Horsburgh MJ, Cox AG, McCleod CW, Mekhalfia A, Blackburn GM, Rice DW, Baker PJ, J Mol Biol 2001 Oct 12;313(1):111-22. PMID:11601850

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (32 Kb) [Save to disk] Biological Unit Coordinates (1jqw.pdb1.gz) 52 Kb LPC: Ligand-Protein Contacts for 1JQW CSU: Contacts of Structural Units for 1JQW Likely Quarternary Molecular Structure file(s) for 1JQW Retrieve 1JQW in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1JQW from S2C, [Save to disk]

View 1JQW 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 1JQW

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1JQW, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1jqwa_, region A [Jmol] [rasmolscript] [script source] Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH Summaries and structural analyses of PDB data files from PDBSum Identification of Protein Pockets & Cavities at CASTp

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1jqw_A] [1jqw] SWISS-PROT database: [O34667] Domain organization of [LUXS_BACSU] by SWISSPFAM

Other resources with information on 1JQW

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

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