Genetic Variant LRRC3C:p.Leu168Val (chr17-39944408-C-G) – ACMG Classification: Uncertain_significance (2 pts)

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_001195545.2(LRRC3C):c.502C>G(p.Leu168Val) variant causes a missense change. The variant allele was found at a frequency of 0.00000399 in 1,503,596 control chromosomes in the GnomAD database, with no homozygous occurrence. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 31)

Exomes 𝑓: 0.0000037 ( 0 hom. )

Consequence

LRRC3C
NM_001195545.2 missense

Scores

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 3.87

Variant links:

Genes affected

LRRC3C (HGNC:40034): (leucine rich repeat containing 3C) Predicted to be integral component of membrane. Predicted to be active in extracellular matrix and extracellular space. [provided by Alliance of Genome Resources, Apr 2022]

LRRC3C links:

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
LRRC3C	NM_001195545.2 link	c.502C>G	p.Leu168Val	missense_variant	Exon 4 of 4	ENST00000377924.6	NP_001182474.1	A6NJW4
LRRC3C	XM_017024003.1 link	c.502C>G	p.Leu168Val	missense_variant	Exon 4 of 4		XP_016879492.1	A6NJW4

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
LRRC3C	ENST00000377924.6 link	c.502C>G	p.Leu168Val	missense_variant	Exon 4 of 4	3	NM_001195545.2	ENSP00000367157.4		A6NJW4

Frequencies

GnomAD3 genomes

AF:

0.00000657

AC:

AN:

152212

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

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:

0.00

Gnomad OTH

AF:

0.000478

GnomAD3 exomes

AF:

0.00000929

AC:

AN:

107640

Hom.:

AF XY:

0.0000175

AC XY:

AN XY:

57270

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.0000472

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad SAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.00000370

AC:

AN:

1351384

Hom.:

Cov.:

AF XY:

0.00000151

AC XY:

AN XY:

662864

show subpopulations

Gnomad4 AFR exome

AF:

0.00

Gnomad4 AMR exome

AF:

0.0000616

Gnomad4 ASJ exome

AF:

0.00

Gnomad4 EAS exome

AF:

0.00

Gnomad4 SAS exome

AF:

0.00

Gnomad4 FIN exome

AF:

0.00

Gnomad4 NFE exome

AF:

0.00000188

Gnomad4 OTH exome

AF:

0.0000177

GnomAD4 genome

AF:

0.00000657

AC:

AN:

152212

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

74348

show subpopulations

Gnomad4 AFR

AF:

0.00

Gnomad4 AMR

AF:

0.00

Gnomad4 ASJ

AF:

0.00

Gnomad4 EAS

AF:

0.00

Gnomad4 SAS

AF:

0.00

Gnomad4 FIN

AF:

0.00

Gnomad4 NFE

AF:

0.00

Gnomad4 OTH

AF:

0.000478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.28

BayesDel_addAF

Uncertain

0.033

BayesDel_noAF

Uncertain

-0.050

CADD

Uncertain

DANN

Uncertain

1.0

DEOGEN2

Benign

0.032

Eigen

Uncertain

0.45

Eigen_PC

Uncertain

0.46

FATHMM_MKL

Pathogenic

0.98

LIST_S2

Benign

0.79

M_CAP

Uncertain

0.22

MetaRNN

Uncertain

0.53

MetaSVM

Pathogenic

0.81

MutationAssessor

Uncertain

2.8

PrimateAI

Uncertain

0.64

PROVEAN

Uncertain

-2.4

REVEL

Pathogenic

0.67

Sift

Uncertain

0.0040

Sift4G

Uncertain

0.0080

Vest4

0.43

MutPred

0.73

Gain of catalytic residue at L168 (P = 0.0743);

MVP

0.66

ClinPred

0.97

GERP RS

4.7

Varity_R

0.44

gMVP

0.51

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.020

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

Computational scores

Splicing

Publications

LitVar

Other links and lift over