| ID | Type | Location (GRCh37) | Location (GRCh38) | Length | GC content |
|---|---|---|---|---|---|
| hsa_FBXW7_0013400 | Intron-Intron | chr4:153396908-153403825 | chr4:152475756-152482673 | 250 nt | 0.2720 |
| hsa_FBXW7_0013500 | Intron-Intron | chr4:153396908-153452002 | chr4:152475756-152530850 | 250 nt | 0.3240 |
| hsa_FBXW7_0013600 | Intron-Intron | chr4:153403095-153403825 | chr4:152481943-152482673 | 731 nt | 0.3529 |
| hsa_FBXW7_0013700 | Intron-Intron | chr4:153403522-153403825 | chr4:152482370-152482673 | 304 nt | 0.3684 |
| hsa_FBXW7_0013800 | Intron-Exon | chr4:153403522-153456185 | chr4:152482370-152535033 | 397 nt | 0.4257 |
| hsa_FBXW7_0013900 | Intron-Intron | chr4:153406037-153439250 | chr4:152484885-152518098 | 250 nt | 0.3920 |
| hsa_chr4_0191700 | Intergenic-Intergenic | chr4:153410568-153411261 | chr4:152489416-152490109 | 694 nt | 0.3386 |
| hsa_FBXW7_0014000 | Intron-Intron | chr4:153412245-153412385 | chr4:152491093-152491233 | 141 nt | 0.3262 |
| hsa_chr4_0191800 | Intergenic-Intergenic | chr4:153416835-153417232 | chr4:152495683-152496080 | 398 nt | 0.4196 |
| hsa_chr4_0191900 | Intergenic-Intergenic | chr4:153420246-153423163 | chr4:152499094-152502011 | 2918 nt | 0.3687 |
A study in human brain cancer demonstrated that the circFBXW7 functions as a tumor suppressor, where its expression inhibits cell progression, migration, and tumor formation [Di Agostino et al. DOI:10.3389/fcell.2020.00389]. Further research confirmed its coding potential, showing the translated peptide FBXW7-185aa reduces the half-life of c-Myc and inhibits cell cycle progression [Sema Misir et al. DOI:10.1038/s41418-022-00948-7]. The peptide FBXW7-185aa, which originates from the circFBXW7, inhibits cell cycle progression [Misir et al. DOI:10.1038/s41418-022-00948-7].