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

[CSV file]

Density of motif

t-test: p=9.51419e-16

Neutral set average density: 0.0156375

Different set average density: 0.0217706

Presence of motif

           motif_present
gene_set    absent present
  different    322     672
  neutral      888    1065

Fisher's exact test: p=6.82613e-12

Binomial GLM: p=1.13326e-11

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-1.5015  -1.2555   0.8849   1.1013   1.1013  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)    0.18176    0.04544   4.000 6.34e-05 ***
differentTRUE  0.55395    0.08160   6.788 1.13e-11 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 3990.7  on 2946  degrees of freedom
Residual deviance: 3943.4  on 2945  degrees of freedom
AIC: 3947.4

Number of Fisher Scoring iterations: 4