Thanks that was a great idea, but now I get the error:

Error in as(x, "RangedData") : 
  no method or default for coercing “GRanges” to “RangedData”

For reference here are thee details of my R session using sessionInfo():

R version 4.0.3 (2020-10-10)
Platform: x86_64-conda-linux-gnu (64-bit)
Running under: CentOS Linux 7 (Core)

Matrix products: default
BLAS/LAPACK: /home/wagner-lab/sklasfeld/Projects/Blacklisting/env/r4/lib/libopenblasp-r0.3.12.so

locale:
 [1] LC_CTYPE=en_US.UTF-8       LC_NUMERIC=C              
 [3] LC_TIME=en_US.UTF-8        LC_COLLATE=en_US.UTF-8    
 [5] LC_MONETARY=en_US.UTF-8    LC_MESSAGES=en_US.UTF-8   
 [7] LC_PAPER=en_US.UTF-8       LC_NAME=C                 
 [9] LC_ADDRESS=C               LC_TELEPHONE=C            
[11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C       

attached base packages:
[1] parallel  stats4    stats     graphics  grDevices utils     datasets 
[8] methods   base     

other attached packages:
 [1] htSeqTools_1.31.0    BSgenome_1.58.0      rtracklayer_1.50.0  
 [4] Biostrings_2.58.0    XVector_0.30.0       MASS_7.3-53.1       
 [7] Biobase_2.50.0       chromstaR_1.16.0     chromstaRData_1.16.0
[10] ggplot2_3.3.3        GenomicRanges_1.42.0 GenomeInfoDb_1.26.2 
[13] IRanges_2.24.1       S4Vectors_0.28.1     BiocGenerics_0.36.0 
[16] argparse_2.0.3      

loaded via a namespace (and not attached):
 [1] SummarizedExperiment_1.20.0 reshape2_1.4.4             
 [3] lattice_0.20-41             colorspace_2.0-0           
 [5] vctrs_0.3.6                 XML_3.99-0.5               
 [7] utf8_1.1.4                  rlang_0.4.10               
 [9] pillar_1.5.1                glue_1.4.2                 
[11] withr_2.4.1                 BiocParallel_1.24.1        
[13] matrixStats_0.58.0          GenomeInfoDbData_1.2.4     
[15] foreach_1.5.1               lifecycle_1.0.0            
[17] plyr_1.8.6                  stringr_1.4.0              
[19] zlibbioc_1.36.0             MatrixGenerics_1.2.1       
[21] munsell_0.5.0               findpython_1.0.7           
[23] gtable_0.3.0                mvtnorm_1.1-1              
[25] codetools_0.2-18            bamsignals_1.22.0          
[27] doParallel_1.0.16           fansi_0.4.2                
[29] Rcpp_1.0.6                  scales_1.1.1               
[31] DelayedArray_0.16.2         jsonlite_1.7.2             
[33] Rsamtools_2.6.0             stringi_1.5.3              
[35] grid_4.0.3                  tools_4.0.3                
[37] bitops_1.0-6                magrittr_2.0.1             
[39] RCurl_1.98-1.2              tibble_3.1.0               
[41] crayon_1.4.1                pkgconfig_2.0.3            
[43] ellipsis_0.3.1              Matrix_1.3-2               
[45] iterators_1.0.13            R6_2.5.0                   
[47] GenomicAlignments_1.26.0    compiler_4.0.3