| SUV39H1 | A histone methyltransferase of H3 Lys9 |
| PCa | Prostate cancer |
| KO | knockout |
| WT | wild-type |
| UTR5 | 5′ untranslated region |
| CGI | CpG Islands |
| mCpG | Methylation on cytosine residues of CpG dinucleotides |
| DMRs | Differentially methylated regions |
| GO | Gene Ontology |
| DAG | Directed acyclic graph |
| KEGG | Kyoto Encyclopedia of Genes and Genomes |