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

[CSV file]

Density of motif

t-test: p=0.000162833

Neutral set average density: 0.00132104

Different set average density: 0.00225352

Presence of motif

           motif_present
gene_set    absent present
  different    890     104
  neutral     1831     122

Fisher's exact test: p=7.1745e-05

Binomial GLM: p=5.70299e-05

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-0.4701  -0.4701  -0.3592  -0.3592   2.3550  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)    -2.7086     0.0935 -28.968  < 2e-16 ***
differentTRUE   0.5618     0.1396   4.025  5.7e-05 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 1594.9  on 2946  degrees of freedom
Residual deviance: 1579.1  on 2945  degrees of freedom
AIC: 1583.1

Number of Fisher Scoring iterations: 5