dbSNP rs1349988234: RNU1-2:n.30T>C (chr1-16896009-T-C) – ACMG Classification: Uncertain_significance (0 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NR_004427.1(RNU1-2):n.30T>C variant causes a non coding transcript exon change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000265 in 150,876 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000027 ( 0 hom., cov: 31)

Exomes 𝑓: 0.0000068 ( 0 hom. )

Failed GnomAD Quality Control

Consequence

RNU1-2
NR_004427.1 non_coding_transcript_exon

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.284

Publications

0 publications found

Variant links:

Genes affected

RNU1-2 (HGNC:10123): (RNA, U1 small nuclear 2)

RNU1-2 links:

CROCC (HGNC:21299): (ciliary rootlet coiled-coil, rootletin) Predicted to enable kinesin binding activity and structural molecule activity. Involved in several processes, including centriole-centriole cohesion; positive regulation of cilium assembly; and positive regulation of protein localization to cilium. Located in cytoskeleton; cytosol; and plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

CROCC links:

ENSG00000302843 (HGNC:):

ENSG00000302843 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.3).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NR_004427.1. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	RNU1-2	NR_004427.1		n.30T>C		non_coding_transcript_exon	Exon 1 of 1

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	Effect	Exon Rank
RNU1-2	ENST00000384278.1	TSL:6	n.30T>C	non_coding_transcript_exon	Exon 1 of 1
CROCC	ENST00000466256.6	TSL:5	n.126-34277T>C	intron	N/A
ENSG00000302843	ENST00000789963.1		n.374-11635T>C	intron	N/A

Frequencies

GnomAD3 genomes

AF:

0.0000265

AC:

AN:

150876

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000242

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000445

Gnomad OTH

AF:

0.00

GnomAD4 exome

Data not reliable, filtered out with message: AS_VQSR

AF:

0.00000679

AC:

AN:

294608

Hom.:

Cov.:

AF XY:

0.0000145

AC XY:

AN XY:

138220

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

8316

American (AMR)

AF:

0.00

AC:

AN:

396

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

1976

East Asian (EAS)

AF:

0.00

AC:

AN:

2142

South Asian (SAS)

AF:

0.00

AC:

AN:

6864

European-Finnish (FIN)

AF:

0.00

AC:

AN:

Middle Eastern (MID)

AF:

0.00

AC:

AN:

686

European-Non Finnish (NFE)

AF:

0.00000759

AC:

AN:

263474

Other (OTH)

AF:

0.00

AC:

AN:

10656

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.525

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000265

AC:

AN:

150876

Hom.:

Cov.:

AF XY:

0.0000272

AC XY:

AN XY:

73628

show subpopulations

African (AFR)

AF:

0.0000242

AC:

AN:

41278

American (AMR)

AF:

0.00

AC:

AN:

15086

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3460

East Asian (EAS)

AF:

0.00

AC:

AN:

5200

South Asian (SAS)

AF:

0.00

AC:

AN:

4682

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10486

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000445

AC:

AN:

67398

Other (OTH)

AF:

0.00

AC:

AN:

2068

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.475

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.00

Hom.:

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not provided (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.30

CADD

Benign

(source)

DANN

Benign

0.89

PhyloP100

0.28

Splicing

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over