1SIW date
authors
compound source
symmetry
R_factor
R_Free
crystal
cell
length a length b length c angle alpha angle beta angle gamma
method X-Ray Diffractionresolution
ligand 3PH, F3S, FME, GDP, HEM, SF4 enzyme
related structures by homologous chain: 1R27, 1Y4Z, 1Y5L
Gene
Ontology
ChainFunctionProcessComponent
A
  • electron transfer activity


    • B
  • electron transfer activity


    • C


    Primary referenceThe catalytic subunit of Escherichia coli nitrate reductase A contains a novel [4Fe-4S] cluster with a high-spin ground state., Rothery RA, Bertero MG, Cammack R, Palak M, Blasco F, Strynadka NC, Weiner JH, Biochemistry 2004 May 11;43(18):5324-33. PMID:15122898
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (337 Kb) [Save to disk]
  • Biological Unit Coordinates (1siw.pdb1.gz) 328 Kb
  • Biological Unit Coordinates (1siw.pdb2.gz) 647 Kb
  • Biological Unit Coordinates (1siw.pdb3.gz) 648 Kb
  • Biological Unit Coordinates (1siw.pdb4.gz) 647 Kb
  • LPC: Ligand-Protein Contacts for 1SIW
  • CSU: Contacts of Structural Units for 1SIW
  • Likely Quarternary Molecular Structure file(s) for 1SIW
  • Structure Factors (1156 Kb)
  • Retrieve 1SIW in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1SIW from S2C, [Save to disk]
  • Re-refined 1siw structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models
    • View 1SIW 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.
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1siw_C] [1siw] [1siw_A] [1siw_B]
  • SWISS-PROT database: [P09152] [P11349] [P11350]
  • Belongs to the prokaryotic molybdopterin-containing oxidoreductase (pmo) family according to TCDB.
  • Domain found in 1SIW: [Molybdop_Fe4S4 ] by SMART

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