2-mers AG 50 bases upstrand from poly(A) site

[CSV file]

Density of motif

t-test: p=1.07469e-05

Neutral set average density: 0.0252023

Different set average density: 0.0293763

Presence of motif

           motif_present
gene_set    absent present
  different    243     751
  neutral      568    1385

Fisher's exact test: p=0.00779676

Binomial GLM: p=0.00777628

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-1.6785  -1.5716   0.7488   0.8291   0.8291  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)    0.89133    0.04983  17.889  < 2e-16 ***
differentTRUE  0.23701    0.08905   2.662  0.00778 ** 
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 3467.8  on 2946  degrees of freedom
Residual deviance: 3460.6  on 2945  degrees of freedom
AIC: 3464.6

Number of Fisher Scoring iterations: 4