| ID | Type | Location (GRCh37) | Location (GRCh38) | Length | GC content |
|---|---|---|---|---|---|
| hsa_CNTRL_0019500 | Intron-Intron | chr9:123928813-123929023 | chr9:121166535-121166745 | 211 nt | 0.3602 |
| hsa_CNTRL_0019800 | Exon-Exon | chr9:123930374-123930599 | chr9:121168096-121168321 | 226 nt | 0.4690 |
| hsa_CNTRL_0019900 | Exon-Exon | chr9:123930374-123935787 | chr9:121168096-121173509 | 765 nt | 0.4588 |
| hsa_CNTRL_0020000 | Exon-Exon | chr9:123931889-123932094 | chr9:121169611-121169816 | 206 nt | 0.5097 |
| hsa_CNTRL_0020200 | Exon-Exon | chr9:123931889-123933826 | chr9:121169611-121171548 | 141 nt | 0.5035 |
| hsa_CNTRL_0020100 | Exon-Exon | chr9:123931889-123935787 | chr9:121169611-121173509 | 614 nt | 0.4495 |
| hsa_CNTRL_0020500 | Exon-Exon | chr9:123935521-123935787 | chr9:121173243-121173509 | 267 nt | 0.3745 |
| hsa_CNTRL_0020600 | Exon-Exon | chr9:123935521-123937502 | chr9:121173243-121175224 | 270 nt | 0.5111 |
| hsa_CNTRL_0020700 | Intron-Intron | chr9:123936542-123936768 | chr9:121174264-121174490 | 227 nt | 0.3700 |
| hsa_CNTRL_0020800 | Exon-Exon | chr9:123937330-123937502 | chr9:121175052-121175224 | 173 nt | 0.4740 |
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].