Generation of a CHIP isogenic human iPSC-derived cortical neuron model for functional proteomics

Catarina Dias, Erisa Nita, Jakub Faktor, Lenka Hernychova, Tilo Kunath, Kathryn L. Ball*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract / Description of output

The neuroprotective E3-ubiquitin ligase CHIP is linked to healthy aging. Here, we present a protocol using a patient-derived iPSC line with a triplication of the α-synuclein gene to produce gene-edited cells isogenic for CHIP. We describe iPSC differentiation into cortical neurons and their identity validation. We then detail mass spectrometry-based approaches (SWATH-MS) to identify dominant changes in the steady state proteome generated by loss of CHIP function. This protocol can be adapted to other proteins that impact proteostasis in neurons. For complete details on the use and execution of this protocol, please refer to Dias et al. (2021).

Original languageEnglish
Article number101247
Pages (from-to)101247
Number of pages33
JournalSTAR Protocols
Volume3
Issue number2
Early online date2 Apr 2022
DOIs
Publication statusPublished - 17 Jun 2022

Keywords / Materials (for Non-textual outputs)

  • cell biology
  • cell culture
  • cell differentiation
  • CRISPR
  • mass spectrometry
  • neuroscience
  • proteomics
  • stem cells

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