. 2014 Jan 16;136(6):2420–2431. doi: 10.1021/ja410542z

Table 2. Rate Constants (mM^–1s^–1) for NO Binding to Heme Cofactor.

proteins	temperature, °C	NO association	6 to 5c nitrosyl conversion	reference
Fe_BMb1	4	k₁ = 580, k₂ = 6.1	2.1	this work
Fe_BMb2	4	k₁ = 377, k₂ = 18	>1	this work
sw Mb	25	1.7 × 10⁴	–	(48)
sGC	4	7.1 × 10⁵	240	(40)
cyt c′	20	44	8.1	(42)

Table 2. Rate Constants (mM–1 s–1) for NO Binding to Heme Cofactor.