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

[CSV file]

Density of motif

t-test: p=3.13024e-09

Neutral set average density: 0.0538658

Different set average density: 0.0615091

Presence of motif

           motif_present
gene_set    absent present
  different     52     942
  neutral      135    1818

Fisher's exact test: p=0.0790827

Binomial GLM: p=0.0776676

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-2.4292   0.3278   0.3785   0.3785   0.3785  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)     2.6002     0.0892  29.149   <2e-16 ***
differentTRUE   0.2965     0.1681   1.764   0.0777 .  
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 1393.2  on 2946  degrees of freedom
Residual deviance: 1389.9  on 2945  degrees of freedom
AIC: 1393.9

Number of Fisher Scoring iterations: 5