4HWT Ligase Ligase Inhibitor date Nov 08, 2012
title Crystal Structure Of Human Threonyl-Trna Synthetase Bound To Inhibitor
authors M.T.Hilgers
compound source
Molecule: Threonine--Trna Ligase, Cytoplasmic
Chain: A, B
Fragment: Unp Residues 321-723
Synonym: Threonyl-Trna Synthetase, Thrrs
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Gene: Tars
Expression_system: Escherichia Coli
Expression_system_taxid: 511693
Expression_system_strain: Bl21-Ai
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Pet28
symmetry Space Group: P 41 21 2
R_factor 0.207 R_Free 0.257
length a length b length c angle alpha angle beta angle gamma
73.897 73.897 357.587 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand 1B2, ZN enzyme Ligase E.C. BRENDA
A, B

Primary referenceIdentification of bacteria-selective threonyl-tRNA synthetase substrate inhibitors by structure-based design., Teng M, Hilgers MT, Cunningham ML, Borchardt A, Locke JB, Abraham S, Haley G, Kwan BP, Hall C, Hough GW, Shaw KJ, Finn J, J Med Chem. 2013 Feb 28;56(4):1748-60. doi: 10.1021/jm301756m. Epub 2013 Feb 12. PMID:23362938
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (288 Kb) [Save to disk]
  • Biological Unit Coordinates (4hwt.pdb1.gz) 278 Kb
  • LPC: Ligand-Protein Contacts for 4HWT
  • CSU: Contacts of Structural Units for 4HWT
  • Structure Factors (672 Kb)
  • Retrieve 4HWT in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 4HWT from S2C, [Save to disk]
  • Re-refined 4hwt structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 4HWT 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 4HWT
  • Cartoon representation from PDB Cartoon
  • 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
  • Crystal Contacts, from CryCo at Weizmann Institute
  • 3D motif for 4HWT, from MSDmotif at EBI
  • Fold representative 4hwt from FSSP and Dali (Families of Structurally Similar Proteins)
  • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [4hwt_B] [4hwt_A] [4hwt]
  • SWISS-PROT database:
  • Domain organization of by SWISSPFAM
  • Other resources with information on 4HWT
  • Community annotation for 4HWT at PDBWiki (http://pdbwiki.org)

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