1EFU	Complex (Two Elongation Factors)	date	Jul 09, 1996
title	Elongation Factor Complex Ef-Tuef-Ts From Escherichia Coli
authors	T.Kawashima, C.Berthet-Colominas, M.Wulff, S.Cusack, R.Leberman
compound		source
Molecule: Elongation Factor Tu Chain: A, C Synonym: Elongation Factor For Transfer, Heat Unstable, Ef- Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Strain: N4830-1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_plasmid: Cpc40 Expression_system_gene: Tsf
Molecule: Elongation Factor Ts Chain: B, D Synonym: Elongation Factor For Transfer, Heat Stable, Ef-Ts Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Strain: N4830-1 Expression_system: Escherichia Coli Expression_system_taxid: 562 Expression_system_plasmid: Cpc40 Expression_system_gene: Tsf Other_details: The Cpc40 With The Tsf Gene Inserted Was Use Transform N4830-1. This Lead To The Copurification Of Ef-Tu Ts.
symmetry	Space Group: P 21 21 21	R_factor 0.175 R_Free 0.283
crystal cell	length a length b length c angle alpha angle beta angle gamma 73.533 108.537 194.550 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	2.50 Å
note	1EFU (Molecule of the Month:pdb81)
related structures	by homologous chain: 1DG1, 1EFT
Gene Ontology	Chain Function Process Component A, C D, B
Primary reference	The structure of the Escherichia coli EF-Tu.EF-Ts complex at 2.5 A resolution., Kawashima T, Berthet-Colominas C, Wulff M, Cusack S, Leberman R, Nature 1996 Feb 8;379(6565):511-8. PMID:8596629

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (223 Kb) [Save to disk] Biological Unit Coordinates (1efu.pdb1.gz) 219 Kb CSU: Contacts of Structural Units for 1EFU Likely Quarternary Molecular Structure file(s) for 1EFU Structure Factors (646 Kb) Retrieve 1EFU in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1EFU from S2C, [Save to disk] Re-refined 1efu structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1EFU 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 1EFU

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 1EFU, from MSDmotif at EBI Genome occurence of 1EFU's fold from GeneCensus Classification of representative domains in scop (Structural Classification of Proteins)     - Domain d1efua1, region A:205-296 [Jmol] [rasmolscript] [script source]     - Domain d1efua2, region A:297-393 [Jmol] [rasmolscript] [script source]     - Domain d1efua3, region A:9-204 [Jmol] [rasmolscript] [script source]     - Domain d1efub3, region B:1-54 [Jmol] [rasmolscript] [script source]     - Domain d1efub2, region B:140-282 [Jmol] [rasmolscript] [script source]     - Domain d1efub4, region B:55-139 [Jmol] [rasmolscript] [script source]     - Domain d1efuc1, region C:205-296 [Jmol] [rasmolscript] [script source]     - Domain d1efuc2, region C:297-393 [Jmol] [rasmolscript] [script source]     - Domain d1efuc3, region C:9-204 [Jmol] [rasmolscript] [script source]     - Domain d1efud3, region D:1-54 [Jmol] [rasmolscript] [script source]     - Domain d1efud2, region D:140-282 [Jmol] [rasmolscript] [script source]     - Domain d1efud4, region D:55-139 [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: [1efu_A] [1efu] [1efu_C] [1efu_D] [1efu_B] SWISS-PROT database: [P0A6P1] [P0CE48] Domain organization of [EFTS_ECOLI] [EFTU2_ECOLI] by SWISSPFAM

Other resources with information on 1EFU

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

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