SNORA66
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Also known as U66
Summary
SNORA66 (small nucleolar RNA, H/ACA box 66, HGNC:10223) is a small nucleolar RNA gene on chromosome 1p22.1.
This gene encodes a non-coding RNA that functions in the biogenesis of other small nuclear RNAs. This RNA is found in the nucleolus, where it may be involved in the pseudouridylation of 18S ribosomal RNA. This RNA is found associated with the GAR1 protein.
Source: NCBI Gene 26782 — RefSeq curated summary.
At a glance
- Gene type: non-coding (snoRNA) — no protein product; not a drug target. Variant/disease associations are omitted (they would be positional, from an overlapping protein-coding gene).
Identifiers
Gene identifiers
| Field | Value |
|---|---|
| HGNC ID | HGNC:10223 |
| Approved symbol | SNORA66 |
| Name | small nucleolar RNA, H/ACA box 66 |
| Location | 1p22.1 |
| Locus type | RNA, small nucleolar |
| Status | Approved |
| Aliases | U66 |
| Ensembl gene | ENSG00000207523 |
| Ensembl biotype | snoRNA |
| Entrez | 26782 |
| RNAcentral | URS0000656AFD — snoRNA, 133 nt, 6 organism(s) |
Gene structure
Transcript identifiers
Ensembl transcripts: 1 — 1 snoRNA
ENST00000384792
RefSeq mRNA: 0 — MANE Select: None
Canonical transcript exons
ENST00000384792 — 1 exons
| Exon | Start | End |
|---|---|---|
| ENSE00001499799 | 92840719 | 92840851 |
Expression profiles
Bgee: expression breadth ubiquitous, 121 present calls, max score 99.66.
Top tissues by expression
121 total, by Bgee expression score (0-100, higher = more expressed):
| Tissue | Anatomy ID | Expression score | Quality |
|---|---|---|---|
| sural nerve | UBERON:0015488 | 99.66 | gold quality |
| lower esophagus mucosa | UBERON:0035834 | 96.86 | gold quality |
| adrenal tissue | UBERON:0018303 | 96.47 | gold quality |
| ectocervix | UBERON:0012249 | 94.68 | gold quality |
| right uterine tube | UBERON:0001302 | 94.26 | gold quality |
| right ovary | UBERON:0002118 | 94.06 | gold quality |
| left ovary | UBERON:0002119 | 94.05 | gold quality |
| ovary | UBERON:0000992 | 93.21 | gold quality |
| endocervix | UBERON:0000458 | 92.83 | gold quality |
| vagina | UBERON:0000996 | 92.66 | gold quality |
| tibial nerve | UBERON:0001323 | 91.60 | gold quality |
| skin of abdomen | UBERON:0001416 | 91.58 | gold quality |
| body of uterus | UBERON:0009853 | 91.56 | gold quality |
| myometrium | UBERON:0001296 | 91.54 | gold quality |
| monocyte | CL:0000576 | 91.30 | gold quality |
| left uterine tube | UBERON:0001303 | 90.54 | gold quality |
| zone of skin | UBERON:0000014 | 90.20 | gold quality |
| left lobe of thyroid gland | UBERON:0001120 | 89.93 | gold quality |
| minor salivary gland | UBERON:0001830 | 89.63 | gold quality |
| liver | UBERON:0002107 | 89.52 | gold quality |
| skin of leg | UBERON:0001511 | 89.45 | gold quality |
| prostate gland | UBERON:0002367 | 89.45 | gold quality |
| esophagus mucosa | UBERON:0002469 | 89.45 | gold quality |
| thoracic mammary gland | UBERON:0005200 | 89.39 | gold quality |
| thyroid gland | UBERON:0002046 | 89.25 | gold quality |
| bone marrow | UBERON:0002371 | 89.22 | gold quality |
| omental fat pad | UBERON:0010414 | 89.22 | gold quality |
| saliva-secreting gland | UBERON:0001044 | 89.20 | gold quality |
| spleen | UBERON:0002106 | 89.14 | gold quality |
| subcutaneous adipose tissue | UBERON:0002190 | 88.96 | gold quality |
Single-cell (SCXA)
Detected in 1 experiment(s), a significant marker in 0.
| Experiment | Marker? | Max mean expression |
|---|---|---|
| E-ANND-3 | no | 3.60 |
Regulation
Is transcription factor: no
Cross-species orthologs
2 orthologs
| Organism | Symbol | Gene ID |
|---|---|---|
| mus_musculus | Gm26387 | ENSMUSG00000077426 |
| rattus_norvegicus | SNORA66 | ENSRNOG00000078195 |
Protein
Non-coding RNA — no protein product; not a drug target.
Function
No curated pathway, Gene-Ontology, or interaction data.
Disease & clinical
No curated disease, variant, or cancer-driver associations.
Drugs & pharmacology
No drug or pharmacology data — not an established drug target.
Related Atlas pages
- Disease cohort memberships (association, not causation — diseases whose associated-gene cohort lists this gene; a subset are also under Associated diseases): allergic disease, asthma