Variant 2-231206193-T-C details in Genebe, Genetics Data Aggregator

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_001352754.2(ARMC9):c.-41-5T>C variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0037 in 1,558,698 control chromosomes in the GnomAD database, including 173 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.020 ( 103 hom., cov: 32)

Exomes 𝑓: 0.0020 ( 70 hom. )

Consequence

ARMC9
NM_001352754.2 splice_region, splice_polypyrimidine_tract, intron

Scores

Splicing: ADA: 0.0002805

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 1.49

Variant links:

Genes affected

ARMC9 (HGNC:20730): (armadillo repeat containing 9) Predicted to be involved in cilium assembly and positive regulation of smoothened signaling pathway. Located in centriole and ciliary basal body. Implicated in Joubert syndrome 30. [provided by Alliance of Genome Resources, Apr 2022]

ARMC9 links:

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.57).

BP6

Variant 2-231206193-T-C is Benign according to our data. Variant chr2-231206193-T-C is described in ClinVar as [Benign]. Clinvar id is 1226717.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

BA1

GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0673 is higher than 0.05.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	Protein	UniProt
ARMC9	NM_001352754.2 linkuse as main transcript	c.-41-5T>C		splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant		ENST00000611582.5	NP_001339683.2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Protein	Appris	UniProt
ARMC9	ENST00000611582.5 linkuse as main transcript	c.-41-5T>C		splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant		5	NM_001352754.2	ENSP00000484804	P1	Q7Z3E5-1

Frequencies

GnomAD3 genomes

AF:

0.0197

AC:

2992

AN:

152196

Hom.:

101

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0694

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00530

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.000207

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.000118

Gnomad OTH

AF:

0.0120

GnomAD3 exomes

AF:

0.00526

AC:

1313

AN:

249504

Hom.:

AF XY:

0.00384

AC XY:

518

AN XY:

135044

show subpopulations

Gnomad AFR exome

AF:

0.0729

Gnomad AMR exome

AF:

0.00344

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad SAS exome

AF:

0.0000662

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.000115

Gnomad OTH exome

AF:

0.00214

GnomAD4 exome

AF:

0.00197

AC:

2765

AN:

1406384

Hom.:

Cov.:

AF XY:

0.00168

AC XY:

1179

AN XY:

703044

show subpopulations

Gnomad4 AFR exome

AF:

0.0700

Gnomad4 AMR exome

AF:

0.00366

Gnomad4 ASJ exome

AF:

0.00

Gnomad4 EAS exome

AF:

0.00

Gnomad4 SAS exome

AF:

0.000106

Gnomad4 FIN exome

AF:

0.00

Gnomad4 NFE exome

AF:

0.0000791

Gnomad4 OTH exome

AF:

0.00427

GnomAD4 genome

AF:

0.0197

AC:

3000

AN:

152314

Hom.:

103

Cov.:

AF XY:

0.0189

AC XY:

1405

AN XY:

74474

show subpopulations

Gnomad4 AFR

AF:

0.0694

Gnomad4 AMR

AF:

0.00529

Gnomad4 ASJ

AF:

0.00

Gnomad4 EAS

AF:

0.00

Gnomad4 SAS

AF:

0.000207

Gnomad4 FIN

AF:

0.00

Gnomad4 NFE

AF:

0.000118

Gnomad4 OTH

AF:

0.0118

Alfa

AF:

0.00775

Hom.:

Bravo

AF:

0.0221

Asia WGS

AF:

0.00318

AC:

AN:

3478

ClinVar

Significance: Benign

Submissions summary: Benign:2

Revision: criteria provided, multiple submitters, no conflicts

LINK: link

Submissions by phenotype

not provided

Benign:2

Benign, criteria provided, single submitter	not provided	Breakthrough Genomics, Breakthrough Genomics	-	- -
Benign, criteria provided, single submitter	clinical testing	GeneDx	May 04, 2021	- -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.57

CADD

Benign

DANN

Benign

0.74

Splicing

Name

Calibrated prediction

Score

Prediction

dbscSNV1_ADA

Benign

0.00028

dbscSNV1_RF

Benign

0.0060

SpliceAI score (max)

0.17

Details are displayed if max score is > 0.2

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

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

LitVar

Other links and lift over