Table 3.

Association rate constant values of previously reported serpins

	HNE	PR3	Reference
Siropin 1	8.4 ± 0.07 × 104	2.6 ± 0.02 × 105	This study
Siropin 2	7.7 ± 0.02 × 104	1.1 ± 0.04 × 105	This study
α-anti-trypsin	6.5 ± 4.0 × 107	1.0 ± 0.2 × 106	[25, 33]
Elafin	3.7 ± 0.1 × 106	3.3 ± 0.03 × 106	[34]
Tengpin	1.3 × 105	NR	[13]
Miropin	1.2 ± 0.05 × 105	NR	[10]
Serpin from B. longum	4.7 × 104	NR	[14]

NR not reported

Results are the mean and standard deviation from three independent experiments