Table I.

Parameters used in the merotelic model

Notation Definition Adimensionalized value Value 
General    
    N Number of merotelic Kts 1–4 NA 
    Mk Maximum number of Kt–MTs per side 4 NA 
Geometry    
    L0 Spindle initial length 2–6 2–6 µm 
    do Equilibrium distance between attachment sites 0.01 0.01 µm 
Mechanical    
    κ Centromere spring constant 2 20 pN/µm 
    µs SPB friction coefficient 1.4 420 pN.s/µm 
    µk Centromere friction coefficient 1 300 pN.s/µm 
    µc Sister chromatid friction coefficient 0.2 60 pN.s/µm 
Motors    
    Fk Kt force generators stall force 1 10 pN 
    Vk Kt force generators maximum speed 1 310−2 µm/s 
    Fmz Midzone force generators stall force 7 70 pN 
    Vmz Midzone force generators maximum speed 0.4 1.210−2 µm/s 
Dynamic instability    
    fa Attachment frequency 0.04 0.04 1/s 
    fd Detachment frequency 0.1 0.1 1/s 

NA, not applicable. Value is determined with Fk at 10 pN and Vk at 0.03 µm/s.

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