3TQT	Ligase	date	Sep 09, 2011
title	Structure Of The D-Alanine-D-Alanine Ligase From Coxiella Bu
authors	M.Rudolph, J.Cheung, M.C.Franklin, M.Cassidy, E.Gary, F.Burshteyn
compound		source
Molecule: D-Alanine--D-Alanine Ligase Chain: A, B Synonym: D-Ala-D-Ala Ligase, D-Alanylalanine Synthetase Ec: 6.3.2.4 Engineered: Yes		Organism_scientific: Coxiella Burnetii Organism_taxid: 227377 Strain: Rsa493 Gene: Ddl, Cbu_1338 Expression_system: Escherichia Coli Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet
symmetry	Space Group: P 21 21 21	R_factor 0.180 R_Free 0.224
crystal cell	length a length b length c angle alpha angle beta angle gamma 68.238 97.442 106.563 90.00 90.00 90.00
method	X-Ray Diffraction	resolution	1.88 Å
ligand		enzyme	Ligase E.C.6.3.2.4 BRENDA
Gene	CBU
Gene Ontology	Chain Function Process Component A, B
Primary reference	Structural Genomics for Drug Design against the Pathogen Coxiella burnetii., Franklin MC, Cheung J, Rudolph MJ, Burshteyn F, Cassidy M, Gary E, Hillerich B, Yao ZK, Carlier PR, Totrov M, Love JD, Proteins. 2015 Jun 1. doi: 10.1002/prot.24841. PMID:26033498

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (231 Kb) [Save to disk] Biological Unit Coordinates (3tqt.pdb1.gz) 225 Kb CSU: Contacts of Structural Units for 3TQT Structure Factors (417 Kb) Retrieve 3TQT in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 3TQT from S2C, [Save to disk] Re-refined 3tqt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 3TQT 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 3TQT

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 3TQT, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [3tqt_A] [3tqt] [3tqt_B] SWISS-PROT database: Domain organization of by SWISSPFAM

Other resources with information on 3TQT

Community annotation for 3TQT at PDBWiki (http://pdbwiki.org)

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