| ID | Type | Location (GRCh37) | Location (GRCh38) | Length | GC content |
|---|---|---|---|---|---|
| hsa_BIRC6_0021000 | Exon-Exon | chr2:32631567-32656158 | chr2:32406499-32431090 | 1830 nt | 0.4148 |
| hsa_BIRC6_0021200 | Exon-Exon | chr2:32631567-32660653 | chr2:32406499-32435585 | 65 nt | 0.4308 |
| hsa_BIRC6_0021300 | Exon-Exon | chr2:32631567-32661252 | chr2:32406499-32436184 | 65 nt | 0.4000 |
| hsa_BIRC6_0021400 | Exon-Exon | chr2:32631567-32664754 | chr2:32406499-32439686 | 59 nt | 0.4237 |
| hsa_BIRC6_0021500 | Exon-Exon | chr2:32631567-32670736 | chr2:32406499-32445668 | 59 nt | 0.4237 |
| hsa_BIRC6_0020700 | Exon-Exon | chr2:32631567-32673996 | chr2:32406499-32448928 | 250 nt | 0.3240 |
| hsa_BIRC6_0021600 | Exon-Exon | chr2:32631567-32693851 | chr2:32406499-32468783 | 59 nt | 0.4237 |
| hsa_BIRC6_0020800 | Exon-Exon | chr2:32631567-32702651 | chr2:32406499-32477583 | 250 nt | 0.3400 |
| hsa_BIRC6_0021700 | Intron-Exon-Intron | chr2:32633366-32658872 | chr2:32408298-32433804 | 250 nt | 0.3920 |
| hsa_BIRC6_0021800 | Intron-Intron | chr2:32636032-32637281 | chr2:32410964-32412213 | 1250 nt | 0.4448 |
A study in human embryonic stem cells demonstrated that the circBIRC6 controls pluripotency by sequestering miR-34 and miR-145 [Patop et al. DOI:10.15252/embj.2018100836], and it acts as a sponge for miR-34a and miR-145 to relieve the suppression of NANOG, OCT4, and SOX2 expression [Di Agostino et al. DOI:10.3389/fcell.2020.00389]. A study in humans demonstrated that the BIRC6 gene can generate hundreds of circRNA isoforms, and their expression changes during tumorigenesis can differ [Li et al. DOI:10.1093/bib/bby006].