1-mers G 3' UTR

[CSV file]

Density of motif

t-test: p=0.341712

Neutral set average density: 0.116368

Different set average density: 0.117422

Presence of motif

           motif_present
gene_set    absent present
  different      1     993
  neutral        3    1950

Fisher's exact test: p=1

Binomial GLM: p=0.713768

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

Deviance Residuals: 
    Min       1Q   Median       3Q      Max  
-3.7153   0.0449   0.0554   0.0554   0.0554  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)    
(Intercept)     6.4770     0.5778  11.210   <2e-16 ***
differentTRUE   0.4238     1.1553   0.367    0.714    
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 60.813  on 2946  degrees of freedom
Residual deviance: 60.669  on 2945  degrees of freedom
AIC: 64.669

Number of Fisher Scoring iterations: 9

Binomial GLM adjusted for length: p=0.485581

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

Deviance Residuals: 
   Min      1Q  Median      3Q     Max  
-2.285   0.000   0.000   0.000   1.311  

Coefficients:
              Estimate Std. Error z value Pr(>|z|)  
(Intercept)    -6.4007     3.3544  -1.908   0.0564 .
length          0.3551     0.1430   2.483   0.0130 *
differentTRUE  -1.0095     1.4476  -0.697   0.4856  
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

(Dispersion parameter for binomial family taken to be 1)

    Null deviance: 60.813  on 2946  degrees of freedom
Residual deviance: 20.806  on 2944  degrees of freedom
AIC: 26.806

Number of Fisher Scoring iterations: 17