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

[CSV file]

Density of motif

t-test: p=0.144621

Neutral set average density: 0.0512954

Different set average density: 0.0496982

Presence of motif

           motif_present
gene_set    absent present
  different     71     923
  neutral       97    1856

Fisher's exact test: p=0.0184899

Binomial GLM: p=0.0165568

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-2.4505   0.3192   0.3192   0.3850   0.3850  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)     2.9515     0.1041  28.339   <2e-16 ***
differentTRUE  -0.3865     0.1613  -2.396   0.0166 *  
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 1288.7  on 2946  degrees of freedom
Residual deviance: 1283.1  on 2945  degrees of freedom
AIC: 1287.1

Number of Fisher Scoring iterations: 5