custom Pos_1 50 bases upstrand from poly(A) site

[CSV file]

Density of motif

t-test: p=0.0131411

Neutral set average density: 0.00419867

Different set average density: 0.00515091

Presence of motif

           motif_present
gene_set    absent present
  different    771     223
  neutral     1576     377

Fisher's exact test: p=0.0473965

Binomial GLM: p=0.0461531

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-0.7128  -0.7128  -0.6550  -0.6550   1.8138  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)   -1.43040    0.05733 -24.949   <2e-16 ***
differentTRUE  0.18988    0.09523   1.994   0.0462 *  
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 2978.5  on 2946  degrees of freedom
Residual deviance: 2974.6  on 2945  degrees of freedom
AIC: 2978.6

Number of Fisher Scoring iterations: 4