2-mers AA 50 bases upstrand from poly(A) site

[CSV file]

Density of motif

t-test: p=7.27499e-17

Neutral set average density: 0.156109

Different set average density: 0.136278

Presence of motif

           motif_present
gene_set    absent present
  different      0     994
  neutral        1    1952

Fisher's exact test: p=1

Binomial GLM: p=0.996738

Call:
glm(formula = motif_present ~ different, family = binomial, data = daf)

Deviance Residuals: 
   Min      1Q  Median      3Q     Max  
-3.893   0.000   0.032   0.032   0.032  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)      7.577      1.000   7.575  3.6e-14 ***
differentTRUE   16.989   4155.410   0.004    0.997    
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 17.977  on 2946  degrees of freedom
Residual deviance: 17.154  on 2945  degrees of freedom
AIC: 21.154

Number of Fisher Scoring iterations: 23