19-35849310-G-C

Variant summary

Our verdict is Uncertain significance. Variant got 5 ACMG points: 5P and 0B. PM2PM5PP3

The NM_004646.4(NPHS1):ā€‹c.766C>Gā€‹(p.Arg256Gly) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000298 in 1,612,736 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R256W) has been classified as Likely pathogenic.

Frequency

Genomes: š‘“ 0.000020 ( 0 hom., cov: 32)
Exomes š‘“: 0.000031 ( 0 hom. )

Consequence

NPHS1
NM_004646.4 missense

Scores

3
8
8

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.263
Variant links:
Genes affected
NPHS1 (HGNC:7908): (NPHS1 adhesion molecule, nephrin) This gene encodes a member of the immunoglobulin family of cell adhesion molecules that functions in the glomerular filtration barrier in the kidney. The gene is primarily expressed in renal tissues, and the protein is a type-1 transmembrane protein found at the slit diaphragm of glomerular podocytes. The slit diaphragm is thought to function as an ultrafilter to exclude albumin and other plasma macromolecules in the formation of urine. Mutations in this gene result in Finnish-type congenital nephrosis 1, characterized by severe proteinuria and loss of the slit diaphragm and foot processes.[provided by RefSeq, Oct 2009]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 5 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PM5
Other missense variant is known to change same aminoacid residue: Variant chr19-35849310-G-A is described in Lovd as [Likely_pathogenic].
PP3
MetaRNN computational evidence supports a deleterious effect, 0.84

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
NPHS1NM_004646.4 linkuse as main transcriptc.766C>G p.Arg256Gly missense_variant 7/29 ENST00000378910.10 NP_004637.1 O60500-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
NPHS1ENST00000378910.10 linkuse as main transcriptc.766C>G p.Arg256Gly missense_variant 7/291 NM_004646.4 ENSP00000368190.4 O60500-1
NPHS1ENST00000353632.6 linkuse as main transcriptc.766C>G p.Arg256Gly missense_variant 7/285 ENSP00000343634.5 O60500-2

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152164
Hom.:
0
Cov.:
32
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:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000802
AC:
2
AN:
249294
Hom.:
0
AF XY:
0.00000740
AC XY:
1
AN XY:
135178
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:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000178
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000308
AC:
45
AN:
1460572
Hom.:
0
Cov.:
32
AF XY:
0.0000289
AC XY:
21
AN XY:
726616
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:
0.0000396
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152164
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74334
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:
0.0000441
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000151
ExAC
AF:
0.0000165
AC:
2
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.19
BayesDel_addAF
Uncertain
0.048
T
BayesDel_noAF
Benign
-0.15
CADD
Benign
18
DANN
Uncertain
1.0
DEOGEN2
Uncertain
0.75
D;.
Eigen
Benign
-0.29
Eigen_PC
Benign
-0.56
FATHMM_MKL
Benign
0.098
N
LIST_S2
Benign
0.76
T;T
M_CAP
Pathogenic
0.33
D
MetaRNN
Pathogenic
0.84
D;D
MetaSVM
Uncertain
0.18
D
MutationAssessor
Uncertain
2.4
M;M
PrimateAI
Benign
0.37
T
PROVEAN
Pathogenic
-5.6
D;D
REVEL
Uncertain
0.48
Sift
Uncertain
0.0040
D;D
Sift4G
Uncertain
0.0090
D;D
Polyphen
0.97
D;.
Vest4
0.66
MutPred
0.55
Gain of catalytic residue at V255 (P = 0.0891);Gain of catalytic residue at V255 (P = 0.0891);
MVP
0.82
MPC
0.69
ClinPred
0.98
D
GERP RS
-4.2
Varity_R
0.46
gMVP
0.77

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: rs386833960; hg19: chr19-36340212; API