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

[CSV file]

Density of motif

t-test: p=2.84625e-19

Neutral set average density: 0.194409

Different set average density: 0.168129

Presence of motif

           motif_present
gene_set    absent present
  different      6     988
  neutral        2    1951

Fisher's exact test: p=0.0207631

Binomial GLM: p=0.0295184

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-3.7105   0.0453   0.0453   0.1100   0.1100  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)     6.8830     0.7074   9.730   <2e-16 ***
differentTRUE  -1.7790     0.8174  -2.176   0.0295 *  
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 110.52  on 2946  degrees of freedom
Residual deviance: 104.82  on 2945  degrees of freedom
AIC: 108.82

Number of Fisher Scoring iterations: 9