Ultra-specific enrichment of gst-tagged protein by gsh-modified nanoparticles

  • Yeon Ji Lee*
  • , Jong Moon Park
  • , Jiyoung Huh
  • , Minsik Kim
  • , Je Sun Lee
  • , Arudra Palani
  • , Kwangyeol Lee
  • , Sang Won Lee
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    Abstract

    The selective isolation of specific proteins from complex protein mixtures by nanoparticles is reported. Glutathione- modified superparamagnetic nanoparticles were used to purify specific proteins fused with glutathione S-transferase via enzyme-substrate interactions. They demonstrated greatly improved selectivity and efficiency over micron sized capturing beads. The ultra-specific enrichment of target proteins was confirmed by both SDS-PAGE and LC/ MS/MS experiments.

    Original languageEnglish
    Pages (from-to)1568-1572
    Number of pages5
    JournalBulletin of the Korean Chemical Society
    Volume31
    Issue number6
    DOIs
    Publication statusPublished - 2010 Jun 20

    Keywords

    • Glutathione
    • Nanoparticle
    • Proteomics
    • Separation
    • Superparamagnetic

    ASJC Scopus subject areas

    • General Chemistry

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