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

[CSV file]

Density of motif

t-test: p=0.00142968

Neutral set average density: 0.00344086

Different set average density: 0.00460765

Presence of motif

           motif_present
gene_set    absent present
  different    794     200
  neutral     1649     304

Fisher's exact test: p=0.00224768

Binomial GLM: p=0.00195266

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-0.6703  -0.6703  -0.5817  -0.5817   1.9288  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)   -1.69090    0.06242 -27.090  < 2e-16 ***
differentTRUE  0.31213    0.10077   3.097  0.00195 ** 
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 2696.5  on 2946  degrees of freedom
Residual deviance: 2687.1  on 2945  degrees of freedom
AIC: 2691.1

Number of Fisher Scoring iterations: 4