Table 1.

Motor parameter values used in the theoretical calculations and simulations and derived dimensionless parameters according to Eq. 4

Parameter	Larson et al. (18)	Pan et al. (16)	Bieling et al. (17)
	Fast motor
	Wild kinesin-I	OSM-3	Xklp1
	Slow motor
	Mutant kinesin-1	Kinesin-II	Xkid
Binding rate, fast π0f	5/s (32)	5/s (32)	5/s (32)
Binding rate, slow π0s	5/s (18,32)	5/s (32)	5/s (32)
Unbinding rate, fast ϵ0f	1/s (33,34)	1/s (33,34)	1/s (33,34)
Unbinding rate, slow ϵ0s	1/s (18,33,34)	1/s (33,34)	1/s (33,34)
Detachment force, fast Fdf	3 pN (34)	6 pN (this work)	6 pN (this work)
Detachment force ratio η ≡ Fds/Fdf	0.45(23)	3.3 (this work)	1.9 (this work)
Stall force, fast Fsf	6 pN (34)	6 pN (34)	6 pN (34)
Stall force, slow Fss	6 pN (18,34)	6 pN (34)	6 pN (34)
Zero load velocity, fast vf	0.522 μm/s (18)	1.09 μm/s (16)	1.0 μm/s (17)
Zero load velocity, slow vs	0.034 μm/s (18)	0.34 μm/s (16)	0.1 μm/s (17)
$\hat{\pi }\equiv {\pi }_{0f}/{ϵ}_{0f}={\pi }_{0s}/{ϵ}_{0s}$	5	5	5
$\hat{F}\equiv F_s/F_{df}$	2	1	1
$\hat{v}\equiv v_s/v_f$	0.065	0.31	0.1