4AQ7	Ligase Rna	date	Apr 13, 2012
title	Ternary Complex Of E. Coli Leucyl-Trna Synthetase, Trna(Leu) Leucyl-Adenylate Analogue In The Aminoacylation Conformatio
authors	A.Palencia, T.Crepin, M.T.Vu, T.L.Lincecum Jr, S.A.Martinis, S.Cu
compound		source
Molecule: Leucine--Trna Ligase Chain: A, D Synonym: Leucyl-Trna Synthetase, Leurs Ec: 6.1.1.4 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Expression_system_taxid: 511693 Expression_system_strain: Bl21 Expression_system_vector_type: Plasmid Expression_system_vector: Pet-15b
Molecule: E. Coli Trnaleu Uaa Isoacceptor Chain: B, E Engineered: Yes		Synthetic: Yes Organism_scientific: Escherichia Coli Organism_taxid: 83333
symmetry	Space Group: C 1 2 1	R_factor 0.188 R_Free 0.250
crystal cell	length a length b length c angle alpha angle beta angle gamma 158.660 69.200 228.840 90.00 104.35 90.00
method	X-Ray Diffraction	resolution	2.50 Å
ligand	LEU, LMS, MG, ZN	enzyme	Ligase E.C.6.1.1.4 BRENDA
Gene Ontology	Chain Function Process Component A, D aminoacyl-tRNA editing activ...
Primary reference	Structural dynamics of the aminoacylation and proofreading functional cycle of bacterial leucyl-tRNA synthetase., Palencia A, Crepin T, Vu MT, Lincecum TL Jr, Martinis SA, Cusack S, Nat Struct Mol Biol. 2012 Jun 10. doi: 10.1038/nsmb.2317. PMID:22683997

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (713 Kb) [Save to disk] Biological Unit Coordinates (4aq7.pdb1.gz) 355 Kb Biological Unit Coordinates (4aq7.pdb2.gz) 354 Kb LPC: Ligand-Protein Contacts for 4AQ7 CSU: Contacts of Structural Units for 4AQ7 Structure Factors (599 Kb) Retrieve 4AQ7 in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 4AQ7 from S2C, [Save to disk] Re-refined 4aq7 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 4AQ7 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 4AQ7

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 4AQ7, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [4aq7_E] [4aq7_D] [4aq7_A] [4aq7] [4aq7_B] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 4AQ7

Community annotation for 4AQ7 at PDBWiki (http://pdbwiki.org)

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