| ID | Type | Location (GRCh37) | Location (GRCh38) | Length | GC content |
|---|---|---|---|---|---|
| hsa_BIRC6_0025300 | Exon-Exon | chr2:32654214-32774548 | chr2:32429146-32549481 | 250 nt | 0.3480 |
| hsa_BIRC6_0025400 | Exon-Exon | chr2:32654214-32800433 | chr2:32429146-32575366 | 250 nt | 0.3160 |
| hsa_BIRC6_0026800 | Intron-Intron | chr2:32657974-32658505 | chr2:32432906-32433437 | 532 nt | 0.3553 |
| hsa_BIRC6_0027500 | Exon-Exon | chr2:32658712-32661252 | chr2:32433644-32436184 | 132 nt | 0.4242 |
| hsa_BIRC6_0027600 | Exon-Exon | chr2:32658712-32664754 | chr2:32433644-32439686 | 257 nt | 0.3969 |
| hsa_BIRC6_0027700 | Exon-Exon | chr2:32658712-32670736 | chr2:32433644-32445668 | 1236 nt | 0.4118 |
| hsa_BIRC6_0027800 | Intron-Exon-Intron | chr2:32658712-32679022 | chr2:32433644-32453954 | 153 nt | 0.4379 |
| hsa_BIRC6_0027900 | Exon-Exon | chr2:32658718-32661252 | chr2:32433650-32436184 | 245 nt | 0.3878 |
| hsa_BIRC6_0028000 | Intron-Exon-Intron | chr2:32659692-32661742 | chr2:32434624-32436674 | 1584 nt | 0.3763 |
| hsa_BIRC6_0028100 | Intron-Exon-Intron | chr2:32659839-32661742 | chr2:32434771-32436674 | 1437 nt | 0.3674 |
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].