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

[CSV file]

Density of motif

t-test: p=4.51258e-10

Neutral set average density: 0.0404506

Different set average density: 0.0340845

Presence of motif

           motif_present
gene_set    absent present
  different    149     845
  neutral      162    1791

Fisher's exact test: p=5.68936e-08

Binomial GLM: p=3.39568e-08

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-2.2314   0.4162   0.4162   0.5699   0.5699  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)    2.40293    0.08204   29.29  < 2e-16 ***
differentTRUE -0.66754    0.12094   -5.52  3.4e-08 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 1986.7  on 2946  degrees of freedom
Residual deviance: 1956.8  on 2945  degrees of freedom
AIC: 1960.8

Number of Fisher Scoring iterations: 5