| ID | Type | Location (GRCh37) | Location (GRCh38) | Length | GC content |
|---|---|---|---|---|---|
| hsa_RTN4_0000800 | Exon-Intron | chr2:55200274-55224873 | chr2:54973138-54997737 | 61 nt | 0.3770 |
| hsa_RTN4_0000400 | Exon-Exon | chr2:55200274-55255356 | chr2:54973138-55028220 | 250 nt | 0.3400 |
| hsa_RTN4_0000900 | Exon-Exon | chr2:55200699-55201003 | chr2:54973563-54973867 | 106 nt | 0.3679 |
| hsa_RTN4_0001000 | Exon-Exon | chr2:55200699-55201900 | chr2:54973563-54974764 | 176 nt | 0.3807 |
| hsa_RTN4_0001100 | Exon-Exon | chr2:55200699-55214834 | chr2:54973563-54987698 | 384 nt | 0.4323 |
| hsa_RTN4_0001300 | Exon-Exon | chr2:55200957-55209690 | chr2:54973821-54982554 | 157 nt | 0.4013 |
| hsa_RTN4_0001400 | Exon-Exon | chr2:55200957-55214834 | chr2:54973821-54987698 | 53 nt | 0.3962 |
| hsa_RTN4_0001500 | Exon-Exon | chr2:55200957-55255356 | chr2:54973821-55028220 | 47 nt | 0.4043 |
| hsa_RTN4_0001800 | Exon-Exon | chr2:55201852-55209698 | chr2:54974716-54982562 | 97 nt | 0.4021 |
| hsa_RTN4_0001900 | Exon-Exon | chr2:55201867-55209690 | chr2:54974731-54982554 | 74 nt | 0.3919 |
A study in rats demonstrated that the circRTN4 was identified as a putative heroin-associated biomarker via microarray analysis in the orbitofrontal cortex following heroin self-administration, but subsequent validation by qPCR in male and female rats did not show significant regulation [Floris et al. DOI:10.3390/ijms23031453].