PRSS8

Protease, serine, 8

Rendering based on PDB 3DFJ.
Available structures
PDB Ortholog search: PDBe, RCSB
Identifiers
Symbols PRSS8 ; CAP1; PROSTASIN
External IDs OMIM: 600823 MGI: 1923810 HomoloGene: 20613 ChEMBL: 5610 GeneCards: PRSS8 Gene
RNA expression pattern
More reference expression data
Orthologs
Species Human Mouse
Entrez 5652 76560
Ensembl ENSG00000052344 ENSMUSG00000030800
UniProt Q16651 Q9ESD1
RefSeq (mRNA) NM_002773 NM_133351
RefSeq (protein) NP_002764 NP_579929
Location (UCSC) Chr 16:
31.13 – 31.14 Mb
Chr 7:
127.93 – 127.93 Mb
PubMed search

Prostasin is a protein that in humans is encoded by the PRSS8 gene.[1][2][3]

This gene encodes a trypsinogen, which is a member of the trypsin family of serine proteases. This enzyme is highly expressed in prostate epithelia and is one of several proteolytic enzymes found in seminal fluid. The proprotein is cleaved to produce a light chain and a heavy chain which are associated by a disulfide bond. It is active on peptide linkages involving the carboxyl group of lysine or arginine.

The protein is implicated in epithelial sodium channel regulation[4] and may help regulate a variety of tissue functions that involve a sodium channel.[5]

References

  1. Yu JX, Chao L, Ward DC, Chao J (Mar 1996). "Structure and chromosomal localization of the human prostasin (PRSS8) gene". Genomics 32 (3): 334–40. doi:10.1006/geno.1996.0127. PMID 8838796.
  2. Yu JX, Chao L, Chao J (Jun 1995). "Molecular cloning, tissue-specific expression, and cellular localization of human prostasin mRNA". The Journal of Biological Chemistry 270 (22): 13483–9. doi:10.1074/jbc.270.22.13483. PMID 7768952.
  3. "Entrez Gene: PRSS8 protease, serine, 8".
  4. Koda A, Wakida N, Toriyama K, Yamamoto K, Iijima H, Tomita K, Kitamura K (Apr 2009). "Urinary prostasin in humans: relationships among prostasin, aldosterone and epithelial sodium channel activity". Hypertension Research 32 (4): 276–81. doi:10.1038/hr.2009.6. PMID 19262497.
  5. Zhu H, Guo D, Li K, Yan W, Tan Y, Wang X, Treiber FA, Chao J, Snieder H, Dong Y (Sep 2008). "Prostasin: a possible candidate gene for human hypertension". American Journal of Hypertension 21 (9): 1028–33. doi:10.1038/ajh.2008.224. PMC 3812941. PMID 18583984.

Further reading


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