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GeneBe

19-7899106-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_025061.6(LRRC8E):c.584C>T(p.Pro195Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000123 in 1,612,866 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000079 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00013 ( 1 hom. )

Consequence

LRRC8E
NM_025061.6 missense

Scores

18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.0820
Variant links:
Genes affected
LRRC8E (HGNC:26272): (leucine rich repeat containing 8 VRAC subunit E) This gene encodes a member of a small, conserved family of proteins with similar structure, including a string of extracellular leucine-rich repeats. A related protein was shown to be involved in B-cell development. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Jun 2012]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.034742117).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
LRRC8ENM_025061.6 linkuse as main transcriptc.584C>T p.Pro195Leu missense_variant 3/3 ENST00000306708.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
LRRC8EENST00000306708.11 linkuse as main transcriptc.584C>T p.Pro195Leu missense_variant 3/31 NM_025061.6 P1
ENST00000539278.1 linkuse as main transcriptn.4437G>A non_coding_transcript_exon_variant 1/1

Frequencies

GnomAD3 genomes
AF:
0.0000855
AC:
13
AN:
152124
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000415
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000103
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000960
AC:
24
AN:
249900
Hom.:
0
AF XY:
0.000133
AC XY:
18
AN XY:
135448
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000196
Gnomad FIN exome
AF:
0.0000463
Gnomad NFE exome
AF:
0.000133
Gnomad OTH exome
AF:
0.000329
GnomAD4 exome
AF:
0.000127
AC:
186
AN:
1460624
Hom.:
1
Cov.:
38
AF XY:
0.000146
AC XY:
106
AN XY:
726438
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000162
Gnomad4 FIN exome
AF:
0.0000377
Gnomad4 NFE exome
AF:
0.000147
Gnomad4 OTH exome
AF:
0.000116
GnomAD4 genome
AF:
0.0000788
AC:
12
AN:
152242
Hom.:
0
Cov.:
33
AF XY:
0.0000941
AC XY:
7
AN XY:
74428
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000415
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000882
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.000165
Hom.:
0
Bravo
AF:
0.0000907
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.0000988
AC:
12
EpiCase
AF:
0.000109
EpiControl
AF:
0.0000593

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsAug 02, 2021The c.584C>T (p.P195L) alteration is located in exon 3 (coding exon 2) of the LRRC8E gene. This alteration results from a C to T substitution at nucleotide position 584, causing the proline (P) at amino acid position 195 to be replaced by a leucine (L). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.073
BayesDel_addAF
Benign
-0.51
T
BayesDel_noAF
Benign
-0.70
Cadd
Benign
2.5
Dann
Benign
0.71
DEOGEN2
Benign
0.0023
T;T;T
Eigen
Benign
-1.2
Eigen_PC
Benign
-1.3
FATHMM_MKL
Benign
0.12
N
M_CAP
Benign
0.024
T
MetaRNN
Benign
0.035
T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
1.1
L;L;.
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.33
T
PROVEAN
Benign
-0.71
N;.;.
REVEL
Benign
0.014
Sift
Benign
0.30
T;.;.
Sift4G
Benign
0.22
T;T;T
Polyphen
0.073
B;B;.
Vest4
0.043
MVP
0.26
MPC
0.26
ClinPred
0.0093
T
GERP RS
-0.65
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.034
gMVP
0.30

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

LitVar

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

Other links and lift over

dbSNP: rs377048254; hg19: chr19-7963991; COSMIC: COSV60718086; COSMIC: COSV60718086; API