Genetic Variant LRRC8D:p.Ala121Thr (chr1-89933429-G-A) – ACMG Classification: Benign (-10 pts)

Variant summary

Our verdict is Benign. The variant received -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_001134479.2(LRRC8D):c.361G>A(p.Ala121Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000104 in 1,613,882 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00011 ( 0 hom., cov: 32)

Exomes 𝑓: 0.00010 ( 0 hom. )

Consequence

LRRC8D
NM_001134479.2 missense

Scores

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.561

Publications

2 publications found

Variant links:

Genes affected

LRRC8D (HGNC:16992): (leucine rich repeat containing 8 VRAC subunit D) Enables volume-sensitive anion channel activity. Involved in cellular response to osmotic stress; organic acid transport; and protein hexamerization. Located in cytoplasm and plasma membrane. Is integral component of plasma membrane. Part of ion channel complex. [provided by Alliance of Genome Resources, Apr 2022]

LRRC8D links:

ENSG00000271949 (HGNC:):

ENSG00000271949 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -10 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.05138409).

BP6

Variant 1-89933429-G-A is Benign according to our data. Variant chr1-89933429-G-A is described in ClinVar as Likely_benign. ClinVar VariationId is 2522273.Status of the report is criteria_provided_single_submitter, 1 stars.

BS2

High AC in GnomAd4 at 16 AD gene.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001134479.2. 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
	LRRC8D	NM_001134479.2	MANE Select	c.361G>A	p.Ala121Thr	missense	Exon 3 of 3	NP_001127951.1	Q7L1W4
	LRRC8D	NM_018103.5		c.361G>A	p.Ala121Thr	missense	Exon 3 of 3	NP_060573.2

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
LRRC8D	ENST00000337338.9	TSL:2 MANE Select	c.361G>A	p.Ala121Thr	missense	Exon 3 of 3	ENSP00000338887.5	Q7L1W4
LRRC8D	ENST00000394593.7	TSL:1	c.361G>A	p.Ala121Thr	missense	Exon 3 of 3	ENSP00000378093.3	Q7L1W4
LRRC8D	ENST00000906496.1		c.361G>A	p.Ala121Thr	missense	Exon 3 of 3	ENSP00000576555.1

Frequencies

GnomAD3 genomes

AF:

0.000105

AC:

AN:

152044

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000242

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:

0.0000735

Gnomad OTH

AF:

0.000478

GnomAD2 exomes

AF:

0.0000558

AC:

AN:

251048

AF XY:

0.0000516

show subpopulations

Gnomad AFR exome

AF:

0.000185

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000970

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.000104

AC:

152

AN:

1461838

Hom.:

Cov.:

AF XY:

0.0000976

AC XY:

AN XY:

727228

show subpopulations

African (AFR)

AF:

0.000119

AC:

AN:

33480

American (AMR)

AF:

0.00

AC:

AN:

44720

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.00

AC:

AN:

39698

South Asian (SAS)

AF:

0.0000116

AC:

AN:

86258

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53372

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.000129

AC:

144

AN:

1112010

Other (OTH)

AF:

0.0000497

AC:

AN:

60396

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.474

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:

0.000105

AC:

AN:

152044

Hom.:

Cov.:

AF XY:

0.000148

AC XY:

AN XY:

74264

show subpopulations

African (AFR)

AF:

0.000242

AC:

AN:

41384

American (AMR)

AF:

0.00

AC:

AN:

15264

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3464

East Asian (EAS)

AF:

0.00

AC:

AN:

5190

South Asian (SAS)

AF:

0.00

AC:

AN:

4820

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10592

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000735

AC:

AN:

68016

Other (OTH)

AF:

0.000478

AC:

AN:

2090

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.522

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:

0.000136

Hom.:

Bravo

AF:

0.0000982

TwinsUK

AF:

0.000270

AC:

ALSPAC

AF:

0.000259

AC:

ESP6500AA

AF:

0.000227

AC:

ESP6500EA

AF:

0.000233

AC:

ExAC

AF:

0.0000577

AC:

ClinVar

ClinVar submissions

Significance:Likely benign

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.061

BayesDel_addAF

Benign

-0.44

BayesDel_noAF

Benign

-0.58

CADD

Benign

2.5

(source)

DANN

Benign

0.86

DEOGEN2

Benign

0.014

Eigen

Benign

-1.3

Eigen_PC

Benign

-1.2

FATHMM_MKL

Benign

0.082

LIST_S2

Benign

0.36

M_CAP

Benign

0.0035

MetaRNN

Benign

0.034

MetaSVM

Benign

-0.96

MutationAssessor

Benign

0.0

PhyloP100

0.56

PrimateAI

Benign

0.25

PROVEAN

Benign

0.14

REVEL

Benign

0.031

Sift

Benign

1.0

Sift4G

Benign

0.38

Polyphen

0.0

Vest4

0.015

MVP

0.14

MPC

0.56

ClinPred

0.0053

GERP RS

0.73

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

Varity_R

0.065

gMVP

0.044

Mutation Taster

=96/4

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.0

Details are displayed if max score is > 0.2

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

Publications

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

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