Harman Patil (Editor)

BUB1B

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Species
  
Human

Entrez
  
701

Human
  
Mouse

Ensembl
  
ENSG00000156970

BUB1B

Aliases
  
BUB1B, BUB1beta, BUBR1, Bub1A, MAD3L, MVA1, SSK1, hBUBR1, BUB1 mitotic checkpoint serine/threonine kinase B

External IDs
  
MGI: 1333889 HomoloGene: 933 GeneCards: BUB1B

Mitotic checkpoint serine/threonine-protein kinase BUB1 beta is an enzyme that in humans is encoded by the BUB1B gene.

Contents

Function

This gene encodes a kinase involved in spindle checkpoint function and chromosome segregation. The protein has been localized to the kinetochore and plays a role in the inhibition of the anaphase-promoting complex/cyclosome (APC/C), delaying the onset of anaphase and ensuring proper chromosome segregation. Impaired spindle checkpoint function has been found in many forms of cancer.

Increased expression of BubR1 in mice extends a healthy lifespan.

Interactions

BUB1B has been shown to interact with:

  • AP2B1,
  • BRCA2
  • BUB3,
  • CDC20,
  • HDAC1,
  • MAD2L1, and
  • SNCG.
  • References

    BUB1B Wikipedia