2E7X	Transcription Regulator	date	Jan 15, 2007
title	Structure Of The Lrpasnc Like Transcriptional Regulator Fro Sulfolobus Tokodaii 7 Complexed With Its Cognate Ligand
authors	T.S.Kumarevel, P.Karthe, N.Nakano, A.Shinkai, S.Yokoyama, Riken S Genomicsproteomics Initiative (Rsgi)
compound		source
Molecule: 150aa Long Hypothetical Transcriptional Regulator Chain: A Engineered: Yes		Organism_scientific: Sulfolobus Tokodaii Organism_taxid: 111955 Gene: St1022 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet21a
symmetry	Space Group: I 4 2 2	R_factor 0.196 R_Free 0.214
crystal cell	length a length b length c angle alpha angle beta angle gamma 103.846 103.846 73.992 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.80 Å
ligand	GLN, MG	enzyme
Gene Ontology	Chain Function Process Component A
Primary reference	Crystal structure of glutamine receptor protein from Sulfolobus tokodaii strain 7 in complex with its effector L-glutamine: implications of effector binding in molecular association and DNA binding., Kumarevel T, Nakano N, Ponnuraj K, Gopinath SC, Sakamoto K, Shinkai A, Kumar PK, Yokoyama S, Nucleic Acids Res. 2008 Aug;36(14):4808-20. Epub 2008 Jul 24. PMID:18653535

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (32 Kb) [Save to disk] Biological Unit Coordinates (2e7x.pdb1.gz) 213 Kb LPC: Ligand-Protein Contacts for 2E7X CSU: Contacts of Structural Units for 2E7X Likely Quarternary Molecular Structure file(s) for 2E7X Structure Factors (154 Kb) Retrieve 2E7X in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2E7X from S2C, [Save to disk] Re-refined 2e7x structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2E7X 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 2E7X

Ramachandran plot from PDBSum

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 2E7X, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [2e7x_A] [2e7x] SWISS-PROT database: [Q972W6] Domain organization of [Q972W6_SULTO] by SWISSPFAM Domain found in 2E7X: [HTH_ASNC ] by SMART

Other resources with information on 2E7X

Community annotation for 2E7X at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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