| ID | Type | Location (GRCh37) | Location (GRCh38) | Length | GC content |
|---|---|---|---|---|---|
| hsa_FNDC3B_0025300 | Exon-Exon | chr3:172061876-172062048 | chr3:172344086-172344258 | 173 nt | 0.5896 |
| hsa_FNDC3B_0026300 | Exon-Exon | chr3:172070593-172070873 | chr3:172352803-172353083 | 281 nt | 0.5409 |
| hsa_FNDC3B_0026400 | Exon-Exon | chr3:172070593-172096226 | chr3:172352803-172378436 | 661 nt | 0.5083 |
| hsa_FNDC3B_0026700 | Exon-Exon | chr3:172080423-172098883 | chr3:172362633-172381093 | 508 nt | 0.4646 |
| hsa_AC092964.1_0000100 | Intron-Intron | chr3:172037696-172038111 | chr3:172319906-172320321 | 416 nt | 0.5192 |
| hsa_FNDC3B_0000600 | Exon-Exon | chr3:171757440-171830380 | chr3:172039650-172112590 | 79 nt | 0.7848 |
| hsa_FNDC3B_0000700 | Exon-Exon | chr3:171757445-171830335 | chr3:172039655-172112545 | 94 nt | 0.5000 |
| hsa_FNDC3B_0000800 | Exon-Exon | chr3:171757463-171830380 | chr3:172039673-172112590 | 238 nt | 0.6092 |
| hsa_chr3_0364800 | Intergenic-Intergenic | chr3:171759705-171820860 | chr3:172041915-172103070 | 250 nt | 0.3440 |
| hsa_FNDC3B_0001300 | Intron-Exon-Intron | chr3:171761602-171851336 | chr3:172043812-172133546 | 250 nt | 0.3000 |
A study in mice demonstrated that the circFNDC3B was significantly downregulated in hearts post-myocardial infarction and in human cardiac tissues of ischemic cardiomyopathy patients, where its overexpression in cardiac endothelial cells increased vascular endothelial growth factor expression, enhanced angiogenic activity, and reduced apoptosis [Tian et al. DOI:10.3390/molecules26041155].