. 2011 Jan 19;286(12):10105–10114. doi: 10.1074/jbc.M110.206821

TABLE 2.

Comparison of ¹H and ¹³C isotropic couplings in SQs

Protein	a(¹³C)	a(¹H)^a	\|a(¹H)/a(¹³C)\|
	MHz	MHz
WT cyt bo₃	−6.1	10^a	1.64
D75E	−5.9	9.2^a	1.56
D75H	−4.7	8.0^a	1.70
(UQ-0)⁻	\|4.76\|^b	6.7 ^c	1.41
(UQ-10)⁻	\|4.0\|^c	6.0^d	1.50

^a From Ref. 27.

^b From Ref. 53.

^c From Ref. 48.

^d From Ref. 14.