Fill in the missing piece on your journey to publication Enter the draw

Recombinant E. coli RecQ DNA Helicase protein (ab63813)


  • Product nameRecombinant E. coli RecQ DNA Helicase protein
  • Protein lengthFull length protein


  • NatureRecombinant
  • SourceE. coli
  • Amino Acid Sequence
    • SpeciesEscherichia coli


Our Abpromise guarantee covers the use of ab63813 in the following tested applications.

The application notes include recommended starting dilutions; optimal dilutions/concentrations should be determined by the end user.

  • Applications

    Functional Studies


  • Purity> 90 % by SDS-PAGE.
    highly purified by several steps of chromatography
  • FormLiquid
  • Additional notes

    This protein can be used for: 1) Studies on mechanisms of DNA recombination, replication and repair. 2) Application for genetic engineering; For dissociation of special structure DNA.

  • Concentration information loading...

Preparation and Storage

  • Stability and Storage

    Shipped at 4°C. Upon delivery aliquot and store at -20°C. Avoid freeze / thaw cycles.

    Preservative: None
    Constituents: 50% Glycerol, 50mM Potassium chloride, 20mM Tris HCl, 1mM EDTA, 1mM DTT, pH 7.5

    This product is an active protein and may elicit a biological response in vivo, handle with caution.

General Info

  • Alternative names
    • ATP dependent DNA helicase
    • ATP dependent DNA helicase recQ
    • DNA helicase
    • ECK3816
    • JW5855
    • RecQ
    see all
  • RelevanceRecQ is a DNA helicase, involved in the recF recombination pathway; its gene expression is under the regulation of the SOS system.
  • Cellular localizationCytoplasmic, Bacterial nucleoid, Replisome

Recombinant E. coli RecQ DNA Helicase protein images

  • SDS Page analysis of RecQ DNA Helicase (ab63813)

References for Recombinant E. coli RecQ DNA Helicase protein (ab63813)

This product has been referenced in:
  • Khan I  et al. Impact of age-associated cyclopurine lesions on DNA repair helicases. PLoS One 9:e113293 (2014). Read more (PubMed: 25409515) »
  • Suhasini AN  et al. DNA repair and replication fork helicases are differentially affected by alkyl phosphotriester lesion. J Biol Chem 287:19188-98 (2012). Read more (PubMed: 22500020) »

See all 3 Publications for this product

Product Wall

The RecQ helicase is full-length recombinant protein without any tag, expressed in E.coli. The earliest reference on the datasheet describes production of the protein.

Hishida T et al. Role of the Escherichia coli RecQ DNA helicase in SOS sign...

Read More

I have contacted the lab regarding your enquiry. They have confirmed that RecQ helicase activity will depend on structures of DNA duplex.

The following paper describes details of assay conditions with various forms of DNA substrates ...

Read More

Thank you for contacting us.

This protein corresponds to the Swissprot ID P15043.

The molecular weight is 68kDa for unprocessed protein. The observed molecular weight as seen in image is 64 kda...

Read More