NDC80

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Identifiers
Aliases
External IDsGeneCards: [1]
Orthologs
SpeciesHumanMouse
Entrez
Ensembl
UniProt
RefSeq (mRNA)

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RefSeq (protein)

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Location (UCSC)n/an/a
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Kinetochore protein NDC80 homolog is a protein that in humans is encoded by the NDC80 gene.[1][2][3]

Function

Ndc80 is one of the proteins of outer kinetochore. It forms a heterotetramer with proteins NUF2, SPC25[4], and SPC24. This protein complex has microtubule-binding domains.[5]

HEC is one of several proteins involved in spindle checkpoint signaling. This surveillance mechanism assures correct segregation of chromosomes during cell division by detecting unaligned chromosomes and causing prometaphase arrest until the proper bipolar attachment of chromosomes is achieved.[supplied by OMIM][3]

Interactions

NDC80 has been shown to interact with MIS12,[6][7] NEK2[8][9] and PSMC2.[9]

References

  1. Chen Y, Riley DJ, Chen PL, Lee WH (October 1997). "HEC, a novel nuclear protein rich in leucine heptad repeats specifically involved in mitosis". Molecular and Cellular Biology. 17 (10): 6049–56. doi:10.1128/mcb.17.10.6049. PMC 232454. PMID 9315664.
  2. Martin-Lluesma S, Stucke VM, Nigg EA (September 2002). "Role of Hec1 in spindle checkpoint signaling and kinetochore recruitment of Mad1/Mad2". Science. 297 (5590): 2267–70. doi:10.1126/science.1075596. PMID 12351790.
  3. 3.0 3.1 "Entrez Gene: NDC80 NDC80 homolog, kinetochore complex component (S. cerevisiae)".
  4. Human kinetochore protein Spc25 Q9HBM1
  5. D'Archivio S, Wickstead B (February 2017). "Trypanosome outer kinetochore proteins suggest conservation of chromosome segregation machinery across eukaryotes". The Journal of Cell Biology. 216 (2): 379–391. doi:10.1083/jcb.201608043. PMC 5294786. PMID 28034897.
  6. Cheeseman IM, Niessen S, Anderson S, Hyndman F, Yates JR, Oegema K, Desai A (September 2004). "A conserved protein network controls assembly of the outer kinetochore and its ability to sustain tension". Genes & Development. 18 (18): 2255–68. doi:10.1101/gad.1234104. PMC 517519. PMID 15371340.
  7. Obuse C, Iwasaki O, Kiyomitsu T, Goshima G, Toyoda Y, Yanagida M (November 2004). "A conserved Mis12 centromere complex is linked to heterochromatic HP1 and outer kinetochore protein Zwint-1". Nature Cell Biology. 6 (11): 1135–41. doi:10.1038/ncb1187. PMID 15502821.
  8. Chen Y, Riley DJ, Zheng L, Chen PL, Lee WH (December 2002). "Phosphorylation of the mitotic regulator protein Hec1 by Nek2 kinase is essential for faithful chromosome segregation". The Journal of Biological Chemistry. 277 (51): 49408–16. doi:10.1074/jbc.M207069200. PMID 12386167.
  9. 9.0 9.1 Chen Y, Sharp ZD, Lee WH (September 1997). "HEC binds to the seventh regulatory subunit of the 26 S proteasome and modulates the proteolysis of mitotic cyclins". The Journal of Biological Chemistry. 272 (38): 24081–7. doi:10.1074/jbc.272.38.24081. PMID 9295362.

Further reading