AA Sequence
VAMEQLQRDP TLDYHWDLWK KTHEKEYKDK NEEEVRRLIW EKNLKFIMIH NLEYSMGMHT YQVGMNDMGD MTNEEISCRM GALRISRQSP KTVTFRSYSN RTLPDTVDWR EKGCVTEVKY QGSCGACWAF SAVGALEGQL KLKTGKLISL SAQNLVDCSN EEKYGNKGCG GGYMTEAFQY IIDNGGIEAD ASYPYKAMDE KCHYNSKNRA ATCSRYIQLP FGDEDALKEA VATKGPVSVG IDASHSSFFF YKSGVYDDPS CTGNVNHGVL VVGYGTLDGK DYWLVKNSWG LNFGDQGYIR MARNNKNHCG IASYCSYPEI LEHHHHHHDY WLVKNSWGLN FGDQGYIRMA RNNKNHCGIA
SYCSYPEILE HHHHHH
Background
This gene encodes a member of the peptidase C1 (papain) family of cysteine proteases. Alternative splicing results in multiple transcript variants, which encode preproproteins that are proteolytically processed to generate mature protein products. This enzyme is secreted by antigen-presenting cells during inflammation and may induce pain and itch via activation of G-protein coupled receptors. Homozygous knockout mice for this gene exhibit impaired wound healing, reduced tumorigenesis in a pancreatic cancer model, and reduced pathogenesis in a myasthenia gravis model.
References
Zhao P., et al. (2014) J. Biol. Chem. 289:27215-27234.
Lafarge JC., et al. (2014) Diabetologia. 57:1674-1683.