Thiol protease. Key protease responsible for the removal of the invariant chain from MHC class II molecules and MHC class II antigen presentation (PubMed:30612035). The bond-specificity of this proteinase is in part similar to the specificities of cathepsin L.

Associated with:

Matrix Type

  • Plasma
  • Tissue/Cells

Gene Symbol

  • CTSS

UniProt ID

  • P25774

Request the CATS Assay

Tell us a little more about your study so we can optimize the assay for your specific needs.

"*" indicates required fields

This field is for validation purposes and should be left unchanged.