SNORD121A

Summary

SNORD121A (small nucleolar RNA, C/D box 121A, HGNC:33560) is a small nucleolar RNA gene on chromosome 9p13.3.

Predicted to be involved in RNA processing. Predicted to be located in nucleolus.

Source: NCBI Gene 100113379 — 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:33560
Approved symbol	SNORD121A
Name	small nucleolar RNA, C/D box 121A
Location	9p13.3
Locus type	RNA, small nucleolar
Status	Approved
Ensembl gene	ENSG00000238886
Ensembl biotype	snoRNA
Entrez	100113379
RNAcentral	URS000075D829 — snoRNA, 91 nt, 1 organism(s)

Gene structure

Transcript identifiers

Ensembl transcripts: 1 — 1 snoRNA

ENST00000459386

RefSeq mRNA: 0 — MANE Select: None

Canonical transcript exons

ENST00000459386 — 1 exons

Exon	Start	End
ENSE00001809105	33952769	33952850

Expression profiles

Bgee: expression breadth broad, 92 present calls, max score 96.07.

Top tissues by expression

92 total, by Bgee expression score (0-100, higher = more expressed):

Tissue	Anatomy ID	Expression score	Quality
sural nerve	UBERON:0015488	96.07	gold quality
vermiform appendix	UBERON:0001154	87.26	gold quality
calcaneal tendon	UBERON:0003701	86.01	gold quality
liver	UBERON:0002107	80.78	gold quality
adult mammalian kidney	UBERON:0000082	80.50	gold quality
endometrium	UBERON:0001295	80.50	gold quality
bone marrow	UBERON:0002371	79.63	gold quality
monocyte	CL:0000576	76.46	gold quality
kidney	UBERON:0002113	75.80	gold quality
placenta	UBERON:0001987	75.39	gold quality
adrenal tissue	UBERON:0018303	75.32	gold quality
lymph node	UBERON:0000029	75.09	gold quality
blood	UBERON:0000178	74.70	gold quality
muscle of leg	UBERON:0001383	74.20	gold quality
gastrocnemius	UBERON:0001388	73.86	gold quality
gall bladder	UBERON:0002110	72.29	gold quality
fundus of stomach	UBERON:0001160	71.36	gold quality
lower esophagus mucosa	UBERON:0035834	71.15	gold quality
right frontal lobe	UBERON:0002810	71.02	gold quality
urinary bladder	UBERON:0001255	70.87	gold quality
islet of Langerhans	UBERON:0000006	70.86	gold quality
heart	UBERON:0000948	70.16	gold quality
stomach	UBERON:0000945	69.68	gold quality
heart left ventricle	UBERON:0002084	69.35	gold quality
lung	UBERON:0002048	68.66	gold quality
left coronary artery	UBERON:0001626	68.61	gold quality
body of pancreas	UBERON:0001150	68.60	gold quality
right atrium auricular region	UBERON:0006631	68.40	gold quality
body of stomach	UBERON:0001161	68.33	gold quality
right lobe of liver	UBERON:0001114	67.72	gold quality

Single-cell (SCXA)

Detected in 1 experiment(s), a significant marker in 0.

Experiment	Marker?	Max mean expression
E-ANND-3	no	0.21

Regulation

Is transcription factor: no

Cross-species orthologs

4 orthologs

Organism	Symbol	Gene ID
mus_musculus	Gm24837	ENSMUSG00000089308
mus_musculus	Gm23090	ENSMUSG00000093562
rattus_norvegicus	Snord121a	ENSRNOG00000053973
rattus_norvegicus	LOC120103358	ENSRNOG00000055005

Paralogs (1): SNORD121B (ENSG00000238300)

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.