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

[CSV file]

Density of motif

t-test: p=0.000984227

Neutral set average density: 0.00325653

Different set average density: 0.00438632

Presence of motif

           motif_present
gene_set    absent present
  different    793     201
  neutral     1664     289

Fisher's exact test: p=0.000243729

Binomial GLM: p=0.000195029

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-0.6722  -0.6722  -0.5659  -0.5659   1.9548  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)   -1.75055    0.06373 -27.469  < 2e-16 ***
differentTRUE  0.37803    0.10148   3.725 0.000195 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 2651.8  on 2946  degrees of freedom
Residual deviance: 2638.2  on 2945  degrees of freedom
AIC: 2642.2

Number of Fisher Scoring iterations: 4