| ID | Sequence | Length | GC content |
|---|---|---|---|
| HAND2-AS1:16 | GGAUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCC… | 883 nt | 0.4020 |
| HAND2-AS1:17 | GGAUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCC… | 3273 nt | 0.3614 |
| HAND2-AS1:18 | GGAUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCC… | 5278 nt | 0.4382 |
| HAND2-AS1:19 | GGAUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCC… | 502 nt | 0.4701 |
| HAND2-AS1:20 | GGAUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCC… | 766 nt | 0.3825 |
| HAND2-AS1:21 | GAUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCCC… | 2428 nt | 0.5325 |
| HAND2-AS1:22 | GAUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCCC… | 2420 nt | 0.5339 |
| HAND2-AS1:23 | AUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCCCC… | 951 nt | 0.4522 |
| HAND2-AS1:24 | AUAAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCCCC… | 557 nt | 0.5189 |
| HAND2-AS1:25 | AAUGCAAGUGUUUAACAGAUGCUUCACUAUUAAAAUAUUUUCCCCCCAA… | 514 nt | 0.4942 |
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].