3-mers GGG 500 bases upstrand from stop codon

[CSV file]

Density of motif

t-test: p=0.000158363

Neutral set average density: 0.00455812

Different set average density: 0.00400402

Presence of motif

           motif_present
gene_set    absent present
  different    208     786
  neutral      341    1612

Fisher's exact test: p=0.0243119

Binomial GLM: p=0.0225146

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-1.8683   0.6195   0.6195   0.6853   0.6853  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)    1.55335    0.05961  26.060   <2e-16 ***
differentTRUE -0.22393    0.09815  -2.282   0.0225 *  
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 2833.8  on 2946  degrees of freedom
Residual deviance: 2828.7  on 2945  degrees of freedom
AIC: 2832.7

Number of Fisher Scoring iterations: 4