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- Table of Contents
Facts about Checkpoint protein HUS1.
Acts then as a sliding clamp platform on DNA for many proteins involved in long-patch base excision repair (LP-BER). The 9-1-1 complex stimulates DNA polymerase beta (POLB) action by increasing its affinity for the 3'-OH end of this primer-template and stabilizes POLB to those websites where LP-BER proceeds; endonuclease FEN1 cleavage activity on substrates with dual, nick, or gap flaps of distinct sequences and lengths; and DNA ligase I (LIG1) on long-patch base excision repair substrates.
Human | |
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Gene Name: | HUS1 |
Uniprot: | O60921 |
Entrez: | 3364 |
Belongs to: |
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HUS1 family |
checkpoint protein HUS1; hHUS1; HUS1 (S. pombe) checkpoint homolog; HUS1 checkpoint homolog (S. pombe); hus1+-like protein
Mass (kDA):
31.691 kDA
Human | |
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Location: | 7p12.3 |
Sequence: | 7; NC_000007.14 (47962980..47979619, complement) |
Ubiquitous.
Nucleus. Cytoplasm, cytosol. In discrete nuclear foci upon DNA damage. According to PubMed:11077446, localized also in the cytoplasm. DNA damage induces its nuclear translocation. Shuttles between the nucleus and the cytoplasm.
PMID: 9524127 by Kostrub C.F., et al. Hus1p, a conserved fission yeast checkpoint protein, interacts with Rad1p and is phosphorylated in response to DNA damage.
PMID: 9878245 by Dean F.B., et al. cDNA cloning and gene mapping of human homologs for Schizosaccharomyces pombe rad17, rad1, and hus1 and cloning of homologs from mouse, Caenorhabditis elegans, and Drosophila melanogaster.