| ID | Type | Location (GRCh37) | Location (GRCh38) | Length | GC content |
|---|---|---|---|---|---|
| hsa_CNTRL_0006200 | Intron-Exon-Intron | chr9:123877369-123908619 | chr9:121115091-121146341 | 2199 nt | 0.4357 |
| hsa_CNTRL_0006600 | Exon-Exon | chr9:123877369-123927378 | chr9:121115091-121165100 | 158 nt | 0.4051 |
| hsa_CNTRL_0006800 | Exon-Exon | chr9:123880624-123888214 | chr9:121118346-121125936 | 570 nt | 0.4386 |
| hsa_CNTRL_0006900 | Exon-Exon | chr9:123880624-123906360 | chr9:121118346-121144082 | 1596 nt | 0.4398 |
| hsa_CNTRL_0007000 | Exon-Exon | chr9:123880624-123922580 | chr9:121118346-121160302 | 314 nt | 0.3599 |
| hsa_CNTRL_0007100 | Exon-Exon | chr9:123880699-123886362 | chr9:121118421-121124084 | 274 nt | 0.4161 |
| hsa_CNTRL_0007200 | Exon-Exon | chr9:123880699-123898260 | chr9:121118421-121135982 | 274 nt | 0.4161 |
| hsa_CNTRL_0007300 | Exon-Exon | chr9:123880699-123922580 | chr9:121118421-121160302 | 280 nt | 0.3750 |
| hsa_CNTRL_0007400 | Exon-Exon | chr9:123880759-123886284 | chr9:121118481-121124006 | 136 nt | 0.4044 |
| hsa_CNTRL_0007500 | Intron-Exon-Intron | chr9:123884260-123888457 | chr9:121121982-121126179 | 300 nt | 0.4367 |
A study in human peripheral whole blood samples selected the circCNTRL for validation using RT-qPCR, but it was excluded from the final age prediction model due to failed primer design [Wang et al. DOI:10.3389/fgene.2022.1031806].