| NAT | Natural antisense transcripts |
| nc | Non-coding |
| pc | Protein-coding |
| ds | Double-stranded |
| pcGene | Protein-coding gene |
| lncRNA | Long non-coding RNA |
| lincRNA | Long intergenic non-coding RNA |
| ncRNA | Non-coding RNA |
| mRNA | Messenger RNA |
| RNA Pol II | RNA polymerase II |
| PRC | Polycomb Repressive Complex |
| ASO | Antisense oligonucleotide |