Summary

Name SKA3
Full Name Spindle and kinetochore-associated protein 3
Synonyms SKA3_HUMAN | C13orf3, RAMA1
Primary ID Q8IX90
Links - -
Type protein
Relations 2
Function Component of the SKA1 complex, a microtubule-binding subcomplex of the outer kinetochore that is essential for proper chromosome segregation (PubMed:19289083, PubMed:19360002, PubMed:23085020). The SKA1 complex is a direct component of the kinetochore-microtubule interface and directly associates with microtubules as oligomeric assemblies (PubMed:19289083, PubMed:19360002). The complex facilitates the processive movement of microspheres along a microtubule in a depolymerization-coupled manner (PubMed:19289083). In the complex, it mediates the microtubule-stimulated oligomerization (PubMed:19289083). Affinity for microtubules is synergistically enhanced in the presence of the ndc-80 complex and may allow the ndc-80 complex to track depolymerizing microtubules (PubMed:23085020).

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates activity img/direct-activation.png phosphorylation SKA3 0.466
Publications: 1 Organism: In Vitro
+ form complex img/form-complex.png binding SKA complex 0.916
Publications: 1 Organism: In Vitro