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

[CSV file]

Density of motif

t-test: p=0.00263147

Neutral set average density: 0.00169995

Different set average density: 0.00247485

Presence of motif

           motif_present
gene_set    absent present
  different    876     118
  neutral     1798     155

Fisher's exact test: p=0.000601435

Binomial GLM: p=0.000536873

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-0.5027  -0.5027  -0.4067  -0.4067   2.2511  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)   -2.45101    0.08371 -29.279  < 2e-16 ***
differentTRUE  0.44632    0.12893   3.462 0.000537 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 1818.9  on 2946  degrees of freedom
Residual deviance: 1807.1  on 2945  degrees of freedom
AIC: 1811.1

Number of Fisher Scoring iterations: 5