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

[CSV file]

Density of motif

t-test: p=7.67912e-05

Neutral set average density: 0.0153815

Different set average density: 0.0181489

Presence of motif

           motif_present
gene_set    absent present
  different    390     604
  neutral      901    1052

Fisher's exact test: p=0.000353879

Binomial GLM: p=0.00036444

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-1.3679  -1.2439   0.9982   1.1124   1.1124  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)    0.15494    0.04539   3.413 0.000641 ***
differentTRUE  0.28248    0.07925   3.565 0.000364 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 4040.1  on 2946  degrees of freedom
Residual deviance: 4027.3  on 2945  degrees of freedom
AIC: 4031.3

Number of Fisher Scoring iterations: 4