| ID | Sequence | Length | GC content |
|---|---|---|---|
| HAND2-AS1:124 | AAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCCCCAA… | 1763 nt | 0.4453 |
| HAND2-AS1:125 | AUUGAAGAAUCUCUAACCAGAAGGCACAGAUCAUUCAUGGGGAUGUAUA… | 830 nt | 0.3964 |
| HAND2-AS1:126 | GAGGAGCGGCUGGAGAAGGGUGUUUCUUUGACCCGUUUACAGGCUCGAA… | 426 nt | 0.5282 |
| HAND2-AS1:127 | GCCUGUUUGUGGAAGUGACUCUGACCGUUCCCUUAAGAAUCUUUAAUGC… | 663 nt | 0.4827 |
| HAND2-AS1:128 | AGUCCUUUCCUUGCUCACCGCCGACAAAGUGGUUGGGGCAGGAAGGCGA… | 3015 nt | 0.4551 |
| HAND2-AS1:129 | ACAGUGACCUGAGUGCACGCACCCAAGCCGGCAGGCCACUCUAGAAAAC… | 1186 nt | 0.4182 |
| HAND2-AS1:13 | GGAUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCC… | 1382 nt | 0.5890 |
| HAND2-AS1:130 | GUGGAAAGUAUUAGAAACAUGAUUGUGUUUGCAAAGGGAGACAUAAACG… | 638 nt | 0.4655 |
| HAND2-AS1:14 | GGAUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCC… | 358 nt | 0.3883 |
| HAND2-AS1:15 | GGAUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCC… | 561 nt | 0.3494 |
Predicted to be involved in positive regulation of gene expression. Predicted to act upstream of or within with a positive effect on cardiac right ventricle morphogenesis. Predicted to act upstream of or within transcription elongation by RNA polymerase II. Predicted to be located in chromatin; cytoplasm; and nucleoplasm. [provided by Alliance of Genome Resources, Jul 2025]
A review of single-cell RNA sequencing in the heart identified the HAND2-AS1 as a long non-coding RNA that regulates the expression of the transcription factor Hand2 to orchestrate heart development [Yamada & Nomura DOI:10.3390/ijms21218345]. A consensus statement on long non-coding RNAs further notes that the HAND2-AS1, also known as Upperhand, orchestrates heart development through the regulation of precise Hand2 expression [Mattick et al. DOI:10.1038/s41580-022-00566-8]. A review of long noncoding RNAs in cardiovascular diseases noted that the HAND2-AS1 is involved in cardiac development and functions in reprogramming cardiac fibroblasts into cardiomyocytes by upregulating the expression of HAND2 [Chih-Fan Yeh et al. DOI:10.1186/s12929-020-00647-w].