1LK0 Oxidoreductase date Apr 23, 2002
title Disulfide Intermediate Of C89l Arsenate Reductase From Pi258
authors J.Messens, J.C.Martins, K.Van Belle, E.Brosens, A.Desmyter, M.De J.M.Wieruszeski, R.Willem, L.Wyns, I.Zegers
compound source
Molecule: Arsenate Reductase
Chain: A, B
Synonym: Arsenical Pump Modifier
Ec: 1.97.1.5
Engineered: Yes
Mutation: Yes
Organism_scientific: Staphylococcus Aureus
Organism_taxid: 1280
Gene: Arsc
Expression_system: Escherichia Coli
Expression_system_taxid: 562
Expression_system_strain: Jm109
Expression_system_vector_type: Plasmid
Expression_system_plasmid: Ptrc99
symmetry Space Group: P 1 21 1
R_factor 0.203 R_Free 0.234
crystal
cell
length a length b length c angle alpha angle beta angle gamma
61.710 35.480 62.980 90.00 118.01 90.00
method X-Ray Diffractionresolution 1.60 Å
ligand CL, K enzyme Oxidoreductase E.C.1.97.1.5 BRENDA
related structures by homologous chain: 1RXI
Gene
Ontology
ChainFunctionProcessComponent
A, B
  • protein tyrosine phosphatase...


  • Primary referenceAll intermediates of the arsenate reductase mechanism, including an intramolecular dynamic disulfide cascade., Messens J, Martins JC, Van Belle K, Brosens E, Desmyter A, De Gieter M, Wieruszeski JM, Willem R, Wyns L, Zegers I, Proc Natl Acad Sci U S A 2002 Jun 25;99(13):8506-11. PMID:12072565
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (54 Kb) [Save to disk]
  • Biological Unit Coordinates (1lk0.pdb1.gz) 26 Kb
  • Biological Unit Coordinates (1lk0.pdb2.gz) 25 Kb
  • LPC: Ligand-Protein Contacts for 1LK0
  • CSU: Contacts of Structural Units for 1LK0
  • Likely Quarternary Molecular Structure file(s) for 1LK0
  • Structure Factors (529 Kb)
  • Retrieve 1LK0 in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1LK0 from S2C, [Save to disk]
  • Re-refined 1lk0 structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
  • View 1LK0 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 1LK0
  • 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 1LK0, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1lk0a_, region A [Jmol] [rasmolscript] [script source]
        - Domain d1lk0b_, region B [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: [1lk0_B] [1lk0_A] [1lk0]
  • SWISS-PROT database: [P0A006]
  • Domain organization of [ARSC_STAAU] by SWISSPFAM
  • Domain found in 1LK0: [LMWPc ] by SMART
  • Other resources with information on 1LK0
  • Community annotation for 1LK0 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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