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

[CSV file]

Density of motif

t-test: p=0.0024583

Neutral set average density: 0.0105581

Different set average density: 0.0123541

Presence of motif

           motif_present
gene_set    absent present
  different    526     468
  neutral     1147     806

Fisher's exact test: p=0.00279789

Binomial GLM: p=0.00262014

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

Deviance Residuals: 
   Min      1Q  Median      3Q     Max  
-1.128  -1.032  -1.032   1.330   1.330  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)   -0.35282    0.04596  -7.676 1.64e-14 ***
differentTRUE  0.23599    0.07842   3.009  0.00262 ** 
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 4031.2  on 2946  degrees of freedom
Residual deviance: 4022.2  on 2945  degrees of freedom
AIC: 4026.2

Number of Fisher Scoring iterations: 4