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

[CSV file]

Density of motif

t-test: p=4.9211e-12

Neutral set average density: 0.0580031

Different set average density: 0.0510664

Presence of motif

           motif_present
gene_set    absent present
  different     32     962
  neutral       47    1906

Fisher's exact test: p=0.227351

Binomial GLM: p=0.198072

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-2.7302   0.2207   0.2207   0.2558   0.2558  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)     3.7026     0.1477  25.077   <2e-16 ***
differentTRUE  -0.2993     0.2326  -1.287    0.198    
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 727.68  on 2946  degrees of freedom
Residual deviance: 726.06  on 2945  degrees of freedom
AIC: 730.06

Number of Fisher Scoring iterations: 6