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

[CSV file]

Density of motif

t-test: p=0.00841481

Neutral set average density: 0.00739375

Different set average density: 0.00871227

Presence of motif

           motif_present
gene_set    absent present
  different    641     353
  neutral     1343     610

Fisher's exact test: p=0.0200431

Binomial GLM: p=0.0192787

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-0.9367  -0.8654  -0.8654   1.4389   1.5256  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)   -0.78920    0.04883  -16.16   <2e-16 ***
differentTRUE  0.19264    0.08232    2.34   0.0193 *  
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 3724.2  on 2946  degrees of freedom
Residual deviance: 3718.8  on 2945  degrees of freedom
AIC: 3722.8

Number of Fisher Scoring iterations: 4