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

[CSV file]

Density of motif

t-test: p=0.315957

Neutral set average density: 0.0128315

Different set average density: 0.0134809

Presence of motif

           motif_present
gene_set    absent present
  different    509     485
  neutral     1048     905

Fisher's exact test: p=0.211879

Binomial GLM: p=0.207155

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

Deviance Residuals: 
   Min      1Q  Median      3Q     Max  
-1.157  -1.116  -1.116   1.240   1.240  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)   
(Intercept)   -0.14670    0.04538  -3.233  0.00123 **
differentTRUE  0.09840    0.07801   1.261  0.20715   
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 4075.9  on 2946  degrees of freedom
Residual deviance: 4074.4  on 2945  degrees of freedom
AIC: 4078.4

Number of Fisher Scoring iterations: 3