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

[CSV file]

Density of motif

t-test: p=1.48631e-07

Neutral set average density: 0.0263492

Different set average density: 0.0217706

Presence of motif

           motif_present
gene_set    absent present
  different    345     649
  neutral      541    1412

Fisher's exact test: p=0.000109019

Binomial GLM: p=9.04243e-05

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-1.6023  -1.4548   0.8054   0.8054   0.9234  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)    0.95934    0.05056  18.973  < 2e-16 ***
differentTRUE -0.32745    0.08364  -3.915 9.04e-05 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 3603.6  on 2946  degrees of freedom
Residual deviance: 3588.5  on 2945  degrees of freedom
AIC: 3592.5

Number of Fisher Scoring iterations: 4