| ID: 8622312 | ncRNA [Dictyostelium discoideum AX4] | Chromosome 3, NC_007089.4 (2763788..2763948) | DDB_G0294411 | |
| ID: 26871 | RNA, U1 small nuclear 1 [Homo sapiens (human)] | Chromosome 1, NC_000001.11 (16514122..16514285, complement) | HSD1, HU1-1, RNU1, RNU1A, RNU1A3, RNU1G4, Rnu1a1, U1, U1A1 | |
| ID: 53607 | small nuclear ribonucleoprotein polypeptide A [Mus musculus (house mouse)] | Chromosome 7, NC_000073.7 (26886431..26895696, complement) | C430021M15Rik, Rnu1a-1, Rnu1a1, U1-A, U1A | |
| ID: 19842 | U1a1 small nuclear RNA [Mus musculus (house mouse)] | Chromosome 11, NC_000077.7 (87313693..87313856) | Rnu1a-1 | |
| ID: 111972 | U1a2 small nuclear RNA [Mus musculus (house mouse)] | | Rnu1a-2 | |