3-10121189-G-T

Position:

• chr3-10121189-G-T

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_Strong BP6_Moderate BA1

The NM_018462.5(BRK1):​c.119-4437G>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0425 in 152,210 control chromosomes in the GnomAD database, including 458 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

• Frequency: Genomes: 𝑓 0.043 (458 hom., cov: 32)
• Consequence: BRK1 NM_018462.5 intron
• Clinical Significance: Benign criteria provided, single submitter B:1
• Conservation: PhyloP100: -0.389

Genes affected

BRK1 (HGNC:23057): (BRICK1 subunit of SCAR/WAVE actin nucleating complex) Enables identical protein binding activity. Contributes to small GTPase binding activity. Involved in Rac protein signal transduction and positive regulation of cellular component organization. Located in extracellular exosome. Part of SCAR complex. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Verdict is Benign. Variant got -14 ACMG points.

• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.93).
• BP6: Variant 3-10121189-G-T is Benign according to our data. Variant chr3-10121189-G-T is described in ClinVar as [Benign]. Clinvar id is 1233242.Status of the report is criteria_provided_single_submitter, 1 stars.
• BA1: GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.145 is higher than 0.05.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
BRK1	NM_018462.5	c.119-4437G>T		intron_variant		ENST00000530758.2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
BRK1	ENST00000530758.2	c.119-4437G>T		intron_variant		1	NM_018462.5	P1

Frequencies

GnomAD3 genomes AF: 0.0425 AC: 6463 AN: 152092 Hom.: 457 Cov.: 32

Gnomad AFR AF: 0.148

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.0138

Gnomad ASJ AF: 0.00

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.000829

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.0158

Gnomad NFE AF: 0.000485

Gnomad OTH AF: 0.0311

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome AF: 0.0425 AC: 6474 AN: 152210 Hom.: 458 Cov.: 32 AF XY: 0.0404 AC XY: 3005 AN XY: 74440

Gnomad4 AFR AF: 0.148

Gnomad4 AMR AF: 0.0138

Gnomad4 ASJ AF: 0.00

Gnomad4 EAS AF: 0.00

Gnomad4 SAS AF: 0.000830

Gnomad4 FIN AF: 0.00

Gnomad4 NFE AF: 0.000485

Gnomad4 OTH AF: 0.0308

Alfa AF: 0.0334 Hom.: 39

Bravo AF: 0.0495

Asia WGS AF: 0.00520 AC: 19 AN: 3478

ClinVar

Significance: Benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

Submissions by phenotype

not provided Benign:1

Benign, criteria provided, single submitter

clinical testing

GeneDx

Jul 15, 2018

- -

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.93
CADD	Benign	2.7
DANN	Benign	0.55

Splicing

Name	Calibrated prediction	Score	Prediction
SpliceAI score (max)		0.060		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

Other links and lift over

dbSNP: rs73117489; hg19: chr3-10162873;