1K4H Transferase date Oct 08, 2001
title Crystal Structure Of Trna-Guanine Transglycosylase (Tgt) Com With 2,6-Diamino-8-Propylsulfanylmethyl-3h-Quinazoline-4-On
authors R.Brenk, E.A.Meyer, R.K.Castellano, M.Furler, M.T.Stubbs, G.Klebe F.Diederich
compound source
Molecule: Trna-Guanine-Transglycosylase
Chain: A
Synonym: Tgt, Queuine Trna-Ribosyltransferase, Guanine Inse Enzyme;
Ec: 2.4.2.29
Engineered: Yes
Organism_scientific: Zymomonas Mobilis
Organism_taxid: 542
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: C 1 2 1
R_factor 0.196 R_Free 0.229
crystal
cell
length a length b length c angle alpha angle beta angle gamma
90.710 64.990 71.070 90.00 96.44 90.00
method X-Ray Diffractionresolution 1.80 Å
ligand APQ, ZN enzyme Transferase E.C.2.4.2.29 BRENDA
related structures by homologous chain: 1Q66, 1S38
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceDe novo design, synthesis, and in vitro evaluation of inhibitors for prokaryotic tRNA-guanine transglycosylase: a dramatic sulfur effect on binding affinity., Meyer EA, Brenk R, Castellano RK, Furler M, Klebe G, Diederich F, Chembiochem 2002 Mar 1;3(2-3):250-3. PMID:11921407
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (70 Kb) [Save to disk]
  • Biological Unit Coordinates (1k4h.pdb1.gz) 129 Kb
  • LPC: Ligand-Protein Contacts for 1K4H
  • CSU: Contacts of Structural Units for 1K4H
  • Likely Quarternary Molecular Structure file(s) for 1K4H
  • Structure Factors (278 Kb)
  • Retrieve 1K4H in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1K4H from S2C, [Save to disk]
  • Re-refined 1k4h structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1K4H 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 1K4H
  • 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 1K4H, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1k4ha_, region A [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: [1k4h_A] [1k4h]
  • SWISS-PROT database: [P28720]
  • Domain organization of [TGT_ZYMMO] by SWISSPFAM
  • Other resources with information on 1K4H
  • Community annotation for 1K4H at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
  • Movements, Movies and Images
  • Images from IMB Jena Image Library of Biological Macromolecules.

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