GRCh38 (UCSC hg38) and corresponding index, ENCODE version reference with SIRVs added
GRCm38 (UCSC mm10), using UCSC/ENCODE/UCSC
https://www.ncbi.nlm.nih.gov/assembly/GCF_000243295.1/
GENCODE v29 Including modified SIRVs.
GENCODE M21 Including modfied SIRVs.