Table 3.

Pairwise comparisons of NotchY2328F distribution at late endosomal vesicles upon manipulations of Notch endocytic trafficking regulators

Condition (M/L ratio)WT (1.21)Abl OE (0.55)Su(dx) OE
(0.88)
Nedd4S OE (1.33)Nedd4Lo OE (0.79)Dx OE (2.94)Nedd4 dsRNA 1 (1.49)NYF (2.37)NYF +
Abl OE (2.47)
NYF +
Su(dx) OE
(2.58)
NYF +
Nedd4Lo OE (1.75)
WT (1.21) 0.0002 0.0057 0.1244 0.0391 2.68 e-06 0.3606 8.81 e-06 3.52 e-08 1 e-07 0.0054 
Abl OE (0.55) 0.0002 1.18 e-18 1.82 e-07 0.0641 6.26 e-14 1.6 e-05 2.83 e-06 1.48 e-18 6.10 e-16 1.92 e-09 
Su(dx) OE
(0.88) 
0.0057 1.18 e-18 6.59 e-05 0.5859 8.53 e-11 0.0008 4.73 e-13 5.58 e-16 2.33 e-13 1.26 e-07 
Nedd4S OE (1.33) 0.1244 1.82 e-07 6.59 e-05 0.0009 4.44 e-05 0.9430 0.0024 5.63 e-06 7 e-07 0.3218 
Nedd4Lo OE (0.79) 0.0391 0.0641 0.5859 0.0009 1.11 e-07 0.0129 8.14 e-10 9.94 e-11 7.66 e-10 0.0004 
Dx OE (2.94) 2.68 e-06 6.26 e-14 8.53 e-11 4.44 e-05 1.11 e-07 0.0002 0.1544 0.1916 0.5083 0.0018 
Nedd4 dsRNA 1 (1.49) 0.3606 1.6 e-05 0.0008 0.9430 0.0129 0.0002 0.0099 5.26 e-05 1.90 e-06 0.2685 
NYF (2.37) 8.81 e-06 2.83 e-06 4.73 e-13 0.0024 8.14 e-10 0.1544 0.0099 0.4710 0.0648 0.0020 
NYF +
Abl OE (2.47) 
3.52 e-08 1.48 e-18 5.58 e-16 5.63 e-06 9.94 e-11 0.1916 5.26 e-05 0.4710 0.7203 0.0009 
NYF +
Su(dx) OE
(2.58) 
1 e-07 6.10 e-16 2.33 e-13 7 e-07 7.66 e-10 0.5083 1.90 e-06 0.0648 0.7203 0.0001 
NYF +
Nedd4Lo OE (1.75) 
0.0054 1.92 e-09 1.26 e-07 0.3218 0.0004 0.0018 0.2685 0.0020 0.0009 0.0001 

The average ratio of Notch signal at the membrane and at the lumen (M/L) of late endosomal compartments is shown in parenthesis for each individual genetic manipulation in S2 cells. A pairwise two-sided Kolmogorov–Smirnov test was performed, and P values are indicated. Sample size (# of LEs evaluated): Notch (WT, N = 38), Notch + Abl (N = 27), Notch + Su(dx) (N = 51), Notch + Nedd4S (N = 27), Notch + Nedd4Lo (N = 36), Notch + Dx (N = 68), Notch + Nedd4 dsRNA1 (N = 25), NotchY2328F (NYF, N = 43), NotchY2328F + Abl (N = 73), NotchY2328F + Su(dx) (N = 38), and NotchY2328F + Nedd4Lo (N = 52).

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