Table 2. Parameters of MT dynamics for free astral MTs (i.e. unattached to cortex) in kar9∆ and scs2/22∆ kar9∆ mutants.

	kar9∆	scs2/22∆ kar9∆
Growth rate (µm/min)	1.38 ± 0.12 (n = 70)	1.07 ± 0.07 (n = 61)
Shrinkage rate (µm/min)	1.63 ± 0.12 (n = 59)	1.70 ± 0.14 (n = 67)
Catastrophe frequency (event/min)	0.56 ± 0.07 (n = 19)	0.42 ± 0.09 (n = 17)
Rescue frequency (event/min)	0.59 ± 0.08 (n = 18)	0.40 ± 0.06 (n = 16)