1AJ6 Topoisomerase date May 15, 1997
title Novobiocin-Resistant Mutant (R136h) Of The N-Terminal 24 Kda Of Dna Gyrase B Complexed With Novobiocin At 2.3 Angstroms
authors S.A.Weston, A.Tunnicliffe, R.A.Pauptit
compound source
Molecule: Gyrase
Chain: A
Fragment: N-Terminal 24 Kda
Ec: 5.99.1.3
Engineered: Yes
Mutation: Yes
Organism_scientific: Escherichia Coli
Organism_taxid: 562
Cellular_location: Cytoplasm
Gene: Gyrb
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Mm294
Expression_system_cellular_location: Cytoplasm
Other_details: Plasmid Ptb382 Encoding Mutant Derived From Which Encodes 24 Kda Subdomain (Supplied By A. Maxwell, Lei Which In Turn Was Derived From Pag111 Plasmid Which Encodes
symmetry Space Group: P 21 21 21
R_factor 0.195 R_Free 0.290
crystal
cell
length a length b length c angle alpha angle beta angle gamma
39.500 47.720 114.410 90.00 90.00 90.00
method X-Ray Diffractionresolution 2.30 Å
ligand NOV BindingDB enzyme Isomerase E.C.5.99.1.3 BRENDA
related structures by homologous chain: 1EI1, 1KZN
Gene
Ontology
ChainFunctionProcessComponent
A


Primary referenceThe entropic penalty of ordered water accounts for weaker binding of the antibiotic novobiocin to a resistant mutant of DNA gyrase: a thermodynamic and crystallographic study., Holdgate GA, Tunnicliffe A, Ward WH, Weston SA, Rosenbrock G, Barth PT, Taylor IW, Pauptit RA, Timms D, Biochemistry 1997 Aug 12;36(32):9663-73. PMID:9245398
Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (38 Kb) [Save to disk]
  • Biological Unit Coordinates (1aj6.pdb1.gz) 33 Kb
  • LPC: Ligand-Protein Contacts for 1AJ6
  • CSU: Contacts of Structural Units for 1AJ6
  • Likely Quarternary Molecular Structure file(s) for 1AJ6
  • Structure Factors (81 Kb)
  • Retrieve 1AJ6 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1AJ6 from S2C, [Save to disk]
  • Re-refined 1aj6 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1AJ6 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 1AJ6
  • 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 1AJ6, from MSDmotif at EBI
  • Genome occurence of 1AJ6's fold from GeneCensus
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1aj6__, region [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: [1aj6_A] [1aj6]
  • SWISS-PROT database: [P0AES6]
  • Domain organization of [GYRB_ECOLI] by SWISSPFAM
  • Domains found in 1AJ6: [HATPase_c] [TOP2c ] by SMART
  • Other resources with information on 1AJ6
  • Community annotation for 1AJ6 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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