1EXI	Transcription Dna	date	May 02, 2000
title	Crystal Structure Of Transcription Activator Bmrr, From B. S Bound To 21 Base Pair Bmr Operator And Tpsb
authors	E.E.Zheleznova-Heldwein, R.G.Brennan
compound		source
Molecule: Dna (5'- D(Apcpcpcptpcpcpcpcptptpapgpgpgpgpapgpgp 3'); Chain: M Engineered: Yes		Synthetic: Yes
Molecule: Multidrug-Efflux Transporter Regulator Chain: A Synonym: Transcription Activator Bmrr Engineered: Yes		Organism_scientific: Bacillus Subtilis Organism_taxid: 1423 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pbad
symmetry	Space Group: P 43 2 2	R_factor 0.268 R_Free 0.317
crystal cell	length a length b length c angle alpha angle beta angle gamma 110.150 110.150 144.590 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	3.12 Å
ligand	118, ZN	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of the transcription activator BmrR bound to DNA and a drug., Heldwein EE, Brennan RG, Nature 2001 Jan 18;409(6818):378-82. PMID:11201751

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (58 Kb) [Save to disk] Biological Unit Coordinates (1exi.pdb1.gz) 104 Kb LPC: Ligand-Protein Contacts for 1EXI CSU: Contacts of Structural Units for 1EXI Likely Quarternary Molecular Structure file(s) for 1EXI Retrieve 1EXI in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1EXI from S2C, [Save to disk]

View 1EXI 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 1EXI

Ramachandran plot from PDBSum

Structure-derived information

Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1EXI, from MSDmotif at EBI Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1exia2, region A:121-277 [Jmol] [rasmolscript] [script source]     - Domain d1exia1, region A:3-120 [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: [1exi_A] [1exi_M] [1exi] SWISS-PROT database: [P39075] Domain organization of [BMRR_BACSU] by SWISSPFAM Domain found in 1EXI: [HTH_MERR ] by SMART

Other resources with information on 1EXI

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

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