| ID | Type | Location (GRCh37) | Location (GRCh38) | Length | GC content |
|---|---|---|---|---|---|
| hsa_TULP4_0006700 | Exon-Exon | chr6:158850768-158873300 | chr6:158429736-158452268 | 478 nt | 0.5418 |
| hsa_TULP4_0006800 | Exon-Exon | chr6:158850768-158882761 | chr6:158429736-158461729 | 645 nt | 0.5504 |
| hsa_TULP4_0007500 | Exon-Exon | chr6:158870028-158870208 | chr6:158448996-158449176 | 181 nt | 0.6077 |
| hsa_TULP4_0007600 | Exon-Exon | chr6:158870028-158873300 | chr6:158448996-158452268 | 316 nt | 0.5791 |
| hsa_TULP4_0007700 | Exon-Exon | chr6:158870028-158882761 | chr6:158448996-158461729 | 483 nt | 0.5776 |
| hsa_TULP4_0007800 | Exon-Exon | chr6:158870028-158901007 | chr6:158448996-158479975 | 708 nt | 0.5960 |
| hsa_TULP4_0007900 | Exon-Exon | chr6:158870028-158910764 | chr6:158448996-158489732 | 1088 nt | 0.5836 |
| hsa_TULP4_0008000 | Exon-Exon | chr6:158870028-158915878 | chr6:158448996-158494846 | 1327 nt | 0.5825 |
| hsa_TULP4_0008100 | Exon-Exon | chr6:158870028-158925210 | chr6:158448996-158504178 | 250 nt | 0.5000 |
| hsa_TULP4_0008200 | Exon-Exon | chr6:158870028-158932856 | chr6:158448996-158511824 | 250 nt | 0.3640 |
A study in mice demonstrated that the circTULP4 is a highly expressed circular RNA in brain tissue whose postmortem degradation pattern was used to construct mathematical models for postmortem interval (PMI) estimation at 4°C, 25°C, and 35°C [Song et al. DOI:10.3390/ijms26104495]. A subsequent review confirmed the circTULP4 as an identified new biomarker for multi-temperature PMI estimation in mouse brain tissue [He et al. DOI:10.1007/s00414-025-03625-9].