2W7N	Transcription Dna	date	Dec 23, 2008
title	Crystal Structure Of Kora Bound To Operator Dna: Insight Int Repressor Cooperation In Rp4 Gene Regulation
authors	B.Koenig, J.J.Mueller, E.Lanka, U.Heinemann
compound		source
Molecule: Trfb Transcriptional Repressor Protein Chain: A, B Synonym: Transcriptional Repressor Protein Kora, Regulatory Kora; Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_plasmid: Pms51-1
Molecule: 5'-D(Apaptpgptptptpapgpcp Tpapapapcpapapg)-3'; Chain: E, G Synonym: Kora Operator Engineered: Yes		Synthetic: Yes Organism_scientific: Escherichia Coli Organism_taxid: 562
Molecule: 5'-D(Cpbrupbrupgptptptpapgpcptpap Apapcpapbrupt)-3'; Chain: F, H Synonym: Kora Operator Engineered: Yes		Synthetic: Yes Organism_scientific: Escherichia Coli Organism_taxid: 562
symmetry	Space Group: P 1 21 1	R_factor 0.170 R_Free 0.201
crystal cell	length a length b length c angle alpha angle beta angle gamma 44.830 115.450 49.880 90.00 114.00 90.00
method	X-Ray Diffraction	resolution	1.85 Å
ligand	BRU	enzyme
Gene Ontology	Chain Function Process Component A, B
Primary reference	Crystal structure of KorA bound to operator DNA: insight into repressor cooperation in RP4 gene regulation., Konig B, Muller JJ, Lanka E, Heinemann U, Nucleic Acids Res. 2009 Feb 3. PMID:19190096

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (142 Kb) [Save to disk] Biological Unit Coordinates (2w7n.pdb1.gz) 130 Kb LPC: Ligand-Protein Contacts for 2W7N CSU: Contacts of Structural Units for 2W7N Likely Quarternary Molecular Structure file(s) for 2W7N Structure Factors (461 Kb) Retrieve 2W7N in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2W7N from S2C, [Save to disk] Re-refined 2w7n structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

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Visual 3D analysis of 2W7N

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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 2W7N, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2w7n_F] [2w7n_B] [2w7n_G] [2w7n_H] [2w7n_A] [2w7n_E] [2w7n] SWISS-PROT database: [P03052] Domain organization of [KORA2_ECOLX] by SWISSPFAM

Other resources with information on 2W7N

Community annotation for 2W7N at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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