Table 1.

Model parameters and their estimated values

parameter	Estimated/measured values	Reference
π0, unloaded binding rate	4.7 s−1	Ref30
ε0, unloaded detachment rate	0.312 s−1	Estimated from Ref25
$u_{+}^0$, unloaded stepping rate	1.59×1014 s−1	Estimated from Ref25, see also explanations in the text
$u_{++}^0$, unloaded stepping rate	61.7 s−1	Estimated from Ref25, see also explanations in the text
$w_{-}^0$, unloaded stepping rate	0.654 s−1	Estimated from Ref25, see also explanations in the text
$w_{--}^0$, unloaded stepping rate	1.69×109 s−1	Estimated from Ref25, see also explanations in the text
γ, binding enhancement factor	2.0	Ref.26
δ, affinity factor	0.4	Ref.26