2J9Y	Lyase	date	Nov 16, 2006
title	Tryptophan Synthase Q114n Mutant In Complex With Compound II
authors	L.Blumenstein, T.Domratcheva, D.Niks, H.Ngo, R.Seidel, M.F.Dunn, I.Schlichting
compound		source
Molecule: Tryptophan Synthase Alpha Chain Chain: A Ec: 4.2.1.20 Engineered: Yes		Organism_scientific: Salmonella Typhimurium Organism_taxid: 602 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_strain: Cb149 Expression_system_plasmid: Pstb7
Molecule: Tryptophan Synthase Beta Chain Chain: B Ec: 4.2.1.20 Engineered: Yes Mutation: Yes		Organism_scientific: Salmonella Typhimurium Organism_taxid: 602 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector: Pstb7
symmetry	Space Group: C 1 2 1	R_factor 0.228 R_Free 0.263
crystal cell	length a length b length c angle alpha angle beta angle gamma 182.740 60.700 67.410 90.00 94.83 90.00
method	X-Ray Diffraction	resolution	1.8 Å
ligand	FOO, NA	enzyme	Lyase E.C.4.2.1.20 BRENDA
Gene Ontology	Chain Function Process Component A B
Primary reference	betaQ114N and betaT110V Mutations Reveal a Critically Important Role of the Substrate alpha-Carboxylate Site in the Reaction Specificity of Tryptophan Synthase., Blumenstein L, Domratcheva T, Niks D, Ngo H, Seidel R, Dunn MF, Schlichting I, Biochemistry. 2007 Nov 16;. PMID:18004874

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (116 Kb) [Save to disk] Biological Unit Coordinates (2j9y.pdb1.gz) 217 Kb LPC: Ligand-Protein Contacts for 2J9Y CSU: Contacts of Structural Units for 2J9Y Likely Quarternary Molecular Structure file(s) for 2J9Y Structure Factors (612 Kb) Retrieve 2J9Y in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2J9Y from S2C, [Save to disk] Re-refined 2j9y structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 2J9Y

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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 2J9Y, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2j9y_A] [2j9y_B] [2j9y] SWISS-PROT database: [P00929] [P0A2K1] Domain organization of [TRPA_SALTY] [TRPB_SALTY] by SWISSPFAM

Other resources with information on 2J9Y

Community annotation for 2J9Y at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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