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GeneBe

rs137852709

Variant summary

Our verdict is Likely pathogenic. Variant got 8 ACMG points: 8P and 0B. PM2PP3_StrongPP5_Moderate

The NM_000336.3(SCNN1B):​c.800C>T​(p.Pro267Leu) variant causes a missense change. The variant allele was found at a frequency of 0.00000124 in 1,614,034 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Likely pathogenic (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 34)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

SCNN1B
NM_000336.3 missense

Scores

7
10
2

Clinical Significance

Likely pathogenic criteria provided, single submitter P:2

Conservation

PhyloP100: 5.80
Variant links:
Genes affected
SCNN1B (HGNC:10600): (sodium channel epithelial 1 subunit beta) Nonvoltage-gated, amiloride-sensitive, sodium channels control fluid and electrolyte transport across epithelia in many organs. These channels are heteromeric complexes consisting of 3 subunits: alpha, beta, and gamma. This gene encodes the beta subunit, and mutations in this gene have been associated with pseudohypoaldosteronism type 1 (PHA1), and Liddle syndrome. [provided by RefSeq, Apr 2009]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 8 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.978
PP5
Variant 16-23367879-C-T is Pathogenic according to our data. Variant chr16-23367879-C-T is described in ClinVar as [Likely_pathogenic]. Clinvar id is 8838.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SCNN1BNM_000336.3 linkuse as main transcriptc.800C>T p.Pro267Leu missense_variant 5/13 ENST00000343070.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SCNN1BENST00000343070.7 linkuse as main transcriptc.800C>T p.Pro267Leu missense_variant 5/131 NM_000336.3 P1P51168-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152240
Hom.:
0
Cov.:
34
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461794
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
727204
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
8.99e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152240
Hom.:
0
Cov.:
34
AF XY:
0.0000134
AC XY:
1
AN XY:
74370
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:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000756

ClinVar

Significance: Likely pathogenic
Submissions summary: Pathogenic:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Bronchiectasis with or without elevated sweat chloride 1;C5774176:Autosomal recessive pseudohypoaldosteronism type 1;CN031472:Liddle syndrome 1 Pathogenic:1
Likely pathogenic, criteria provided, single submitterclinical testingFulgent Genetics, Fulgent GeneticsDec 03, 2021- -
Bronchiectasis with or without elevated sweat chloride 1 Pathogenic:1
Pathogenic, no assertion criteria providedliterature onlyOMIMNov 15, 2005- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.31
BayesDel_addAF
Pathogenic
0.34
D
BayesDel_noAF
Pathogenic
0.25
CADD
Pathogenic
27
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.63
D;.;.;.
Eigen
Pathogenic
0.80
Eigen_PC
Pathogenic
0.76
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Uncertain
0.92
D;D;D;D
M_CAP
Uncertain
0.097
D
MetaRNN
Pathogenic
0.98
D;D;D;D
MetaSVM
Uncertain
0.016
D
MutationAssessor
Pathogenic
3.4
M;.;.;.
MutationTaster
Benign
1.0
A;A;A;A
PrimateAI
Uncertain
0.55
T
PROVEAN
Pathogenic
-8.0
D;D;D;D
REVEL
Uncertain
0.60
Sift
Uncertain
0.0010
D;D;D;D
Sift4G
Uncertain
0.0050
D;D;D;D
Polyphen
0.97
D;.;.;.
Vest4
0.94
MutPred
0.86
Gain of catalytic residue at P267 (P = 0.1626);.;Gain of catalytic residue at P267 (P = 0.1626);.;
MVP
0.95
MPC
0.63
ClinPred
1.0
D
GERP RS
5.4
Varity_R
0.85
gMVP
0.92

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: rs137852709; hg19: chr16-23379200; API