2XRO	Dna-Binding Protein Dna	date	Sep 17, 2010
title	Crystal Structure Of Ttgv In Complex With Its Dna Operator
authors	D.Lu, S.Fillet, C.Meng, Y.Alguel, P.Kloppsteck, J.Bergeron, T.Krel T.Gallegos, J.Ramos, X.Zhang
compound		source
Molecule: Hth-Type Transcriptional Regulator Ttgv Chain: A, B, E, F Fragment: Residues 14-253 Synonym: Toluene Tolerance Pump Ttgghi Operon Repressor Engineered: Yes Mutation: Yes		Organism_scientific: Pseudomonas Putida Organism_taxid: 303 Expression_system: Escherichia Coli Expression_system_taxid: 562
Molecule: Ttgv Operator Dna Chain: X Engineered: Yes		Synthetic: Yes Organism_scientific: Pseudomonas Putida Organism_taxid: 303
Molecule: Ttgv Operator Dna Chain: Y Engineered: Yes		Synthetic: Yes Organism_scientific: Pseudomonas Putida Organism_taxid: 303
symmetry	Space Group: P 65	R_factor 0.214 R_Free 0.282
crystal cell	length a length b length c angle alpha angle beta angle gamma 89.584 89.584 416.747 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	3.40 Å
ligand	OS	enzyme
Gene Ontology	Chain Function Process Component F, A, E, B
Primary reference	Crystal structure of TtgV in complex with its DNA operator reveals a general model for cooperative DNA binding of tetrameric gene regulators., Lu D, Fillet S, Meng C, Alguel Y, Kloppsteck P, Bergeron J, Krell T, Gallegos MT, Ramos J, Zhang X, Genes Dev. 2010 Nov 15;24(22):2556-65. PMID:21078819

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (387 Kb) [Save to disk] Biological Unit Coordinates (2xro.pdb1.gz) 381 Kb LPC: Ligand-Protein Contacts for 2XRO CSU: Contacts of Structural Units for 2XRO Structure Factors (1318 Kb) Retrieve 2XRO in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2XRO from S2C, [Save to disk] Re-refined 2xro structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2XRO 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 2XRO

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 2XRO, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2xro_F] [2xro_E] [2xro_X] [2xro] [2xro_Y] [2xro_A] [2xro_B] SWISS-PROT database: Domain organization of by SWISSPFAM Domain found in 2XRO: [HTH_ICLR ] by SMART

Other resources with information on 2XRO

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

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