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

[CSV file]

Density of motif

t-test: p=9.24474e-07

Neutral set average density: 0.0149718

Different set average density: 0.0184105

Presence of motif

           motif_present
gene_set    absent present
  different    380     614
  neutral      904    1049

Fisher's exact test: p=3.09582e-05

Binomial GLM: p=3.12098e-05

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-1.3868  -1.2412   0.9816   1.1149   1.1149  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)    0.14876    0.04538   3.278  0.00105 ** 
differentTRUE  0.33106    0.07950   4.164 3.12e-05 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 4036.5  on 2946  degrees of freedom
Residual deviance: 4019.0  on 2945  degrees of freedom
AIC: 4023

Number of Fisher Scoring iterations: 4