. Author manuscript; available in PMC: 2013 Mar 2.

Published in final edited form as: J Mol Biol. 2012 Jan 5;416(4):518–533. doi: 10.1016/j.jmb.2011.12.064

Table 2. NBD fluorescence lifetimes of WT and D12N AAP in the presence and absence of 2 mM Arg.

Expt	AAP	average τ (ns)		average τ (ns)		lifetime (ns) difference (high Arg-low Arg)
		high Arg	chi-square	low Arg	chi-square	lifetime (ns) difference (high Arg-low Arg)
1	WT	6.6	1.5	5.3	2.0	1.3
2	WT	5.7	1.0	4.6	0.8	1.1
1	D12N	4.9	0.3	5.7	0.4	−0.8
2	D12N	5.2	1.0	5.7	1.1	−0.5