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

[CSV file]

Density of motif

t-test: p=0.000135835

Neutral set average density: 0.0105786

Different set average density: 0.0132193

Presence of motif

           motif_present
gene_set    absent present
  different    562     432
  neutral     1225     728

Fisher's exact test: p=0.0012373

Binomial GLM: p=0.00117037

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-1.0679  -0.9658  -0.9658   1.2910   1.4049  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)   -0.52040    0.04680 -11.120  < 2e-16 ***
differentTRUE  0.25732    0.07927   3.246  0.00117 ** 
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 3951.0  on 2946  degrees of freedom
Residual deviance: 3940.5  on 2945  degrees of freedom
AIC: 3944.5

Number of Fisher Scoring iterations: 4