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. 2024 Feb 15;27(3):109224. doi: 10.1016/j.isci.2024.109224

Table 1.

XopJ6CN06 and XopJ6C409A, but not XopJ6CN13, physically interact in planta with RRS1-R and AtWRKY22 as measured by FRET-FLIM

Donor Acceptor T(ns)a Δt (ps)b SEc semd Ne E(%)f p valueg
XopJ6CN06-CFP 3.8475 0.2541 0.0218 135
XopJ6CN06-CFP RRS1-R-YFP 3.2694 578 0.2288 0.0293 61 15.02 7.17x10−35
XopJ6CN06-CFP AtWKRY22-YFP 3.4824 365 0.3413 0.0314 118 9.49 3.59x10−19
XopJ6CN06-CFP YFP 4.0041 −156 0.2572 0.0319 65 −4.07 6.81 x10−5
XopJ6C409A-CFP 3.7244 0.1384 0.0158 77
XopJ6C409A-CFP RRS1-R-YFP 3.2726 452 0.2542 0.0328 60 12.13 2.89x10−26
XopJ6C409A-CFP AtWKRY22-YFP 3.3641 360 0.1275 0.0180 50 9,67 3.34x10−29
XopJ6CN13-CFP 3,8062 0.2329 0.0205 129
XopJ6CN13-CFP RRS1-R-YFP 3.6427 163 0.1748 0.0184 90 4.29 5.27x10−8
XopJ6CN13-CFP AtWKRY22-YFP 3.8303 −24 0.2816 0.0276 50 −0.63 0.47495
XopJ6CN13-CFP YFP 3.9187 −112 0.2516 0.0356 50 −2.96 0.00509

The statistical test used was two sided. The lifetime measurements were carried out from two to three independent expression assays performed in N. benthamiana (leaf samples were taken between 36 and 48 hours after infiltration with A. tumefaciens).

a

Mean lifetime, T, in nanoseconds (ns). For each nucleus, average fluorescence decay profiles were plotted and fitted with exponential function using a non-linear square estimation procedure and the mean lifetime was calculated according to τ = Σ αiti² / Σ αiti with I(t) = Σ αi e-t/ti.

b

Δt=τD – τDA (in ps).

c

Standard error.

d

Standard error of the mean.

e

Total number of measured nuclei.

f

% FRET efficiency: E=1 – (τDA/τD).

g

p value of the difference between the donor lifetimes in the absence and in the presence of acceptor (Student’s t test).