| ID | Type | Location (GRCh37) | Location (GRCh38) | Length | GC content |
|---|---|---|---|---|---|
| hsa_CNTRL_0018100 | Exon-Exon | chr9:123922421-123928458 | chr9:121160143-121166180 | 726 nt | 0.3967 |
| hsa_CNTRL_0018200 | Exon-Exon | chr9:123922421-123932094 | chr9:121160143-121169816 | 276 nt | 0.3587 |
| hsa_CNTRL_0018700 | Exon-Exon | chr9:123924134-123927378 | chr9:121161856-121165100 | 274 nt | 0.4051 |
| hsa_CNTRL_0018600 | Exon-Exon | chr9:123924134-123932094 | chr9:121161856-121169816 | 1187 nt | 0.4465 |
| hsa_CNTRL_0018900 | Exon-Exon | chr9:123927221-123928458 | chr9:121164943-121166180 | 232 nt | 0.4095 |
| hsa_CNTRL_0019000 | Exon-Exon | chr9:123927221-123932094 | chr9:121164943-121169816 | 778 nt | 0.4602 |
| hsa_CNTRL_0019100 | Exon-Exon | chr9:123927221-123933826 | chr9:121164943-121171548 | 141 nt | 0.5035 |
| hsa_CNTRL_0019200 | Exon-Exon | chr9:123927221-123937502 | chr9:121164943-121175224 | 1456 nt | 0.4581 |
| hsa_CNTRL_0019300 | Intron-Exon-Intron | chr9:123928369-123930599 | chr9:121166091-121168321 | 430 nt | 0.4488 |
| hsa_CNTRL_0019400 | Exon-Exon | chr9:123928385-123932094 | chr9:121166107-121169816 | 620 nt | 0.4742 |
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].