Biology:RAD17

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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

Cell cycle checkpoint protein RAD17 is a protein that in humans is encoded by the RAD17 gene.[1][2]

Function

The protein encoded by this gene is highly similar to the gene product of Schizosaccharomyces pombe rad17, a cell cycle checkpoint gene required for cell cycle arrest and DNA damage repair in response to DNA damage. This protein shares strong similarity with DNA replication factor C (RFC), and can form a complex with RFCs. This protein binds to chromatin prior to DNA damage and is phosphorylated by ATR after the damage. This protein recruits the RAD1-RAD9-HUS1 checkpoint protein complex onto chromatin after DNA damage, which may be required for its phosphorylation. The phosphorylation of this protein is required for the DNA-damage-induced cell cycle G2 arrest, and is thought to be a critical early event during checkpoint signaling in DNA-damaged cells. Eight alternatively spliced transcript variants of this gene, which encode four distinct proteins, have been reported.[3]

Interactions

RAD17 has been shown to interact with:


References

  1. "The mammalian Rad24 homologous to yeast Saccharomyces cerevisiae Rad24 and Schizosaccharomyces pombe Rad17 is involved in DNA damage checkpoint". Cell Growth Differ 9 (12): 961–7. March 1999. PMID 9869296. 
  2. "Identification of a human homologue of the Schizosaccharomyces pombe rad17+ checkpoint gene". J Biol Chem 273 (29): 18340–6. August 1998. doi:10.1074/jbc.273.29.18340. PMID 9660800. 
  3. "Entrez Gene: RAD17 RAD17 homolog (S. pombe)". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=5884. 
  4. 4.0 4.1 4.2 "ATR/ATM-mediated phosphorylation of human Rad17 is required for genotoxic stress responses". Nature 411 (6840): 969–74. June 2001. doi:10.1038/35082110. PMID 11418864. Bibcode2001Natur.411..969B. 
  5. 5.0 5.1 "Substrate specificities and identification of putative substrates of ATM kinase family members". J. Biol. Chem. 274 (53): 37538–43. Dec 1999. doi:10.1074/jbc.274.53.37538. PMID 10608806. 
  6. 6.0 6.1 6.2 "Loading of the human 9-1-1 checkpoint complex onto DNA by the checkpoint clamp loader hRad17-replication factor C complex in vitro". Proc. Natl. Acad. Sci. U.S.A. 100 (4): 1633–8. February 2003. doi:10.1073/pnas.0437927100. PMID 12578958. Bibcode2003PNAS..100.1633B. 
  7. 7.0 7.1 7.2 "The human checkpoint protein hRad17 interacts with the PCNA-like proteins hRad1, hHus1, and hRad9". J. Biol. Chem. 275 (38): 29767–71. September 2000. doi:10.1074/jbc.M005782200. PMID 10884395. 
  8. "HRad17 colocalizes with NHP2L1 in the nucleolus and redistributes after UV irradiation". J. Biol. Chem. 274 (51): 36544–9. Dec 1999. doi:10.1074/jbc.274.51.36544. PMID 10593953. 
  9. "The human checkpoint Rad protein Rad17 is chromatin-associated throughout the cell cycle, localizes to DNA replication sites, and interacts with DNA polymerase epsilon". Nucleic Acids Res. 31 (19): 5568–75. October 2003. doi:10.1093/nar/gkg765. PMID 14500819. 
  10. "Identification and characterization of RAD9B, a paralog of the RAD9 checkpoint gene". Genomics 82 (6): 644–51. Dec 2003. doi:10.1016/s0888-7543(03)00200-3. PMID 14611806. 
  11. "Purification and characterization of human DNA damage checkpoint Rad complexes". Proc. Natl. Acad. Sci. U.S.A. 98 (20): 11236–41. September 2001. doi:10.1073/pnas.201373498. PMID 11572977. Bibcode2001PNAS...9811236L. 

Further reading