2EFO	Transcription Regulator	date	Feb 23, 2007
title	Crystal Structure Of Tyr77 To Ala Of St1022 From Sulfolobus
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 Mutation: Yes		Organism_scientific: Sulfolobus Tokodaii Organism_taxid: 273063 Strain: 7 Gene: St1022 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet21a
symmetry	Space Group: I 4 2 2	R_factor 0.229 R_Free 0.264
crystal cell	length a length b length c angle alpha angle beta angle gamma 103.902 103.902 74.483 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.40 Å
ligand	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] (31 Kb) [Save to disk] Biological Unit Coordinates (2efo.pdb1.gz) 200 Kb LPC: Ligand-Protein Contacts for 2EFO CSU: Contacts of Structural Units for 2EFO Likely Quarternary Molecular Structure file(s) for 2EFO Structure Factors (88 Kb) Retrieve 2EFO in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 2EFO from S2C, [Save to disk] Re-refined 2efo structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 2EFO 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 2EFO

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 2EFO, from MSDmotif at EBI

Sequence-derived information

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

Other resources with information on 2EFO

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

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