Table 1.

Association rate k_on in units of s⁻¹ from experiments

	${\rho }_l^0/{\rho }_b$	Eq. 1	Eq. 2
Biotin (floppy)	0.4	(1.8 ± 0.2)⋅103	(1.5 ± 0.03)⋅103
Biotin (tense)	0.4	(1.2 ± 0.1)⋅103	(0.6 ± 0.02)⋅103
RGD (1% PEG)	5.9		(7.9 ± 0.2)⋅101
RGD (3% PEG)	5.9		(6.0 ± 0.1)⋅100
sLex	59		(4.1 ± 0.1)⋅10−1

See Supporting Material for details and calculation of the error bars.