SCARNA21B

Summary

SCARNA21B (small Cajal body-specific RNA 21B, HGNC:52237) is a small Cajal body RNA gene on chromosome 1p36.21.

Predicted to be involved in RNA processing. Predicted to be located in Cajal body and nucleolus.

Source: NCBI Gene 107397391 — RefSeq curated summary.

At a glance

• Gene type: non-coding (scaRNA) — 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:52237
Approved symbol	SCARNA21B
Name	small Cajal body-specific RNA 21B
Location	1p36.21
Locus type	RNA, small nucleolar
Status	Approved
Ensembl gene	ENSG00000251866
Ensembl biotype	scaRNA
Entrez	107397391
RNAcentral	URS0000BC45E9 — ncRNA, 139 nt, 1 organism(s)

Gene structure

Transcript identifiers

Ensembl transcripts: 1 — 1 scaRNA

ENST00000516057

RefSeq mRNA: 0 — MANE Select: None

Canonical transcript exons

ENST00000516057 — 1 exons

Exon	Start	End
ENSE00002088334	15542165	15542304

Expression profiles

Bgee: expression breadth broad, 77 present calls, max score 85.59.

Top tissues by expression

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

Tissue	Anatomy ID	Expression score	Quality
adult mammalian kidney	UBERON:0000082	85.59	gold quality
corpus callosum	UBERON:0002336	80.13	gold quality
olfactory segment of nasal mucosa	UBERON:0005386	78.36	gold quality
monocyte	CL:0000576	75.09	gold quality
blood	UBERON:0000178	73.43	gold quality
liver	UBERON:0002107	72.84	gold quality
islet of Langerhans	UBERON:0000006	72.38	gold quality
ectocervix	UBERON:0012249	71.40	gold quality
muscle of leg	UBERON:0001383	70.75	gold quality
gastrocnemius	UBERON:0001388	70.03	gold quality
body of pancreas	UBERON:0001150	69.07	gold quality
heart	UBERON:0000948	68.97	gold quality
stomach	UBERON:0000945	68.91	gold quality
lung	UBERON:0002048	68.17	gold quality
kidney	UBERON:0002113	67.70	gold quality
myometrium	UBERON:0001296	67.63	gold quality
adrenal tissue	UBERON:0018303	67.00	gold quality
right lobe of liver	UBERON:0001114	66.69	gold quality
ascending aorta	UBERON:0001496	66.55	gold quality
tibial artery	UBERON:0007610	65.43	gold quality
left coronary artery	UBERON:0001626	65.42	gold quality
body of uterus	UBERON:0009853	65.30	gold quality
upper lobe of left lung	UBERON:0008952	65.15	gold quality
subcutaneous adipose tissue	UBERON:0002190	65.13	gold quality
putamen	UBERON:0001874	64.84	gold quality
adrenal gland	UBERON:0002369	64.82	gold quality
substantia nigra	UBERON:0002038	64.76	gold quality
lower esophagus muscularis layer	UBERON:0035833	64.69	gold quality
fundus of stomach	UBERON:0001160	64.50	gold quality
skin of leg	UBERON:0001511	64.33	gold quality

Single-cell (SCXA)

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

Experiment	Marker?	Max mean expression
E-ANND-3	no	0.32

Regulation

Is transcription factor: no

Cross-species orthologs

0 orthologs

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.