3-mers GGU 50 bases upstrand from poly(A) site

[CSV file]

Density of motif

t-test: p=0.0798854

Neutral set average density: 0.00451613

Different set average density: 0.00521127

Presence of motif

           motif_present
gene_set    absent present
  different    774     220
  neutral     1562     391

Fisher's exact test: p=0.194421

Binomial GLM: p=0.181278

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-0.7073  -0.7073  -0.6684  -0.6684   1.7935  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)   -1.38501    0.05655 -24.492   <2e-16 ***
differentTRUE  0.12707    0.09505   1.337    0.181    
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 3008.3  on 2946  degrees of freedom
Residual deviance: 3006.5  on 2945  degrees of freedom
AIC: 3010.5

Number of Fisher Scoring iterations: 4