Biology:Caspase 14

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Short description: Protein-coding gene in the species Homo sapiens


A representation of the 3D structure of the protein myoglobin showing turquoise α-helices.
Generic protein structure example

Caspase 14 is an enzyme that in humans is encoded by the CASP14 gene.[1][2][3]

The CASP14 gene encodes a member of the cysteine-aspartic acid protease (caspase) family. Sequential activation of caspases plays a central role in the execution-phase of cell apoptosis. Caspases exist as inactive proenzymes which undergo proteolytic processing at conserved aspartic residues to produce two subunits, large and small, that dimerize to form the active enzyme. This caspase has been shown to be processed and activated by caspase 8 and caspase 10 in vitro, and by anti-Fas agonist antibody or TNF-related apoptosis inducing ligand in vivo. The expression and processing of this caspase may be involved in keratinocyte terminal differentiation, which is important for the formation of the skin barrier.[3]

According to the Human Protein Atlas,[4] the CASP14 protein is enriched human skin and mainly expressed in the upper layers of the epidermis. The protein is mainly localised to the cytosol according to the Cell Atlas.[5]

See also

References

  1. "Identification of a new caspase homologue: caspase-14". Cell Death Differ 5 (10): 838–46. May 1999. doi:10.1038/sj.cdd.4400444. PMID 10203698. 
  2. "Caspase-14 is a novel developmentally regulated protease". J Biol Chem 273 (45): 29648–53. Dec 1998. doi:10.1074/jbc.273.45.29648. PMID 9792675. 
  3. 3.0 3.1 "Entrez Gene: CASP14 caspase 14, apoptosis-related cysteine peptidase". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=23581. 
  4. Uhlén, Mathias; Fagerberg, Linn; Hallström, Björn M.; Lindskog, Cecilia; Oksvold, Per; Mardinoglu, Adil; Sivertsson, Åsa; Kampf, Caroline et al. (2015-01-23). "Tissue-based map of the human proteome" (in en). Science 347 (6220): 1260419. doi:10.1126/science.1260419. ISSN 0036-8075. PMID 25613900. 
  5. Thul, Peter J.; Åkesson, Lovisa; Wiking, Mikaela; Mahdessian, Diana; Geladaki, Aikaterini; Blal, Hammou Ait; Alm, Tove; Asplund, Anna et al. (2017-05-26). "A subcellular map of the human proteome" (in en). Science 356 (6340): eaal3321. doi:10.1126/science.aal3321. ISSN 0036-8075. PMID 28495876. 

Further reading

External links

  • The MEROPS online database for peptidases and their inhibitors: C14.018