. 2010 Mar;135(3):229–245. doi: 10.1085/jgp.200910327

Table I.

Major ATP species at each ATP concentration used

Overall [ATP]	[Mg₂ATP⁰]	[MgATP²⁻]	[HATP³⁻]	[NaATP³⁻]	[ATP⁴⁻]
0.3	0.013 (4.2%)	0.25 (84.8%)	0.002 (0.8%)	0.021 (7.0%)	0.009 (3.0%)
1.0	0.027 (2.7%)	0.81 (81.4%)	0.011 (1.1%)	0.10 (10.2%)	0.044 (4.4%)
3.0	0.014 (0.5%)	1.68 (56.1%)	0.094 (3.1%)	0.84 (28.0%)	0.37 (12.2%)
10.0	0.003 (0.0%)	1.93 (19.3%)	0.56 (5.6%)	5.20 (52.0%)	2.30 (23.0%)

For each overall ATP concentration given (in mM), the concentration (mM) and percentage of total ATP were calculated as described in Materials and methods.