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rs760993331

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BS2

The NM_001009944.3(PKD1):c.5209A>G(p.Thr1737Ala) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000103 in 1,457,616 control chromosomes in the GnomAD database, with no homozygous occurrence. 14/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. T1737I) has been classified as Uncertain significance.

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.000010 ( 0 hom. )

Consequence

PKD1
NM_001009944.3 missense

Scores

3
16

Clinical Significance

Uncertain significance criteria provided, multiple submitters, no conflicts U:2

Conservation

PhyloP100: 1.60
Variant links:
Genes affected
PKD1 (HGNC:9008): (polycystin 1, transient receptor potential channel interacting) This gene encodes a member of the polycystin protein family. The encoded glycoprotein contains a large N-terminal extracellular region, multiple transmembrane domains and a cytoplasmic C-tail. It is an integral membrane protein that functions as a regulator of calcium permeable cation channels and intracellular calcium homoeostasis. It is also involved in cell-cell/matrix interactions and may modulate G-protein-coupled signal-transduction pathways. It plays a role in renal tubular development, and mutations in this gene cause autosomal dominant polycystic kidney disease type 1 (ADPKD1). ADPKD1 is characterized by the growth of fluid-filled cysts that replace normal renal tissue and result in end-stage renal failure. Splice variants encoding different isoforms have been noted for this gene. Also, six pseudogenes, closely linked in a known duplicated region on chromosome 16p, have been described. [provided by RefSeq, Oct 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BS2
High AC in GnomAdExome at 9 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PKD1NM_001009944.3 linkuse as main transcriptc.5209A>G p.Thr1737Ala missense_variant 15/46 ENST00000262304.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PKD1ENST00000262304.9 linkuse as main transcriptc.5209A>G p.Thr1737Ala missense_variant 15/461 NM_001009944.3 P5P98161-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.0000377
AC:
9
AN:
238526
Hom.:
0
AF XY:
0.0000384
AC XY:
5
AN XY:
130248
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000236
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:
0.00000942
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000103
AC:
15
AN:
1457616
Hom.:
0
Cov.:
34
AF XY:
0.00000965
AC XY:
7
AN XY:
725042
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000224
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:
0.00000450
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33
Bravo
AF:
0.00000378
ExAC
AF:
0.0000333
AC:
4

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Polycystic kidney disease, adult type Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingFulgent Genetics, Fulgent GeneticsNov 01, 2021- -
not provided Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAthena DiagnosticsJun 11, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.073
BayesDel_addAF
Benign
-0.35
T
BayesDel_noAF
Benign
-0.45
Cadd
Benign
6.0
Dann
Benign
0.76
DEOGEN2
Benign
0.29
T;.
Eigen
Benign
-0.60
Eigen_PC
Benign
-0.55
FATHMM_MKL
Uncertain
0.87
D
LIST_S2
Benign
0.58
T;T
M_CAP
Uncertain
0.11
D
MetaRNN
Uncertain
0.45
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
2.0
M;M
MutationTaster
Benign
1.0
N;N
PrimateAI
Benign
0.35
T
PROVEAN
Benign
-2.0
N;N
REVEL
Benign
0.083
Sift
Benign
0.14
T;T
Sift4G
Benign
0.32
T;T
Polyphen
0.0020
B;B
Vest4
0.15
MutPred
0.56
Loss of glycosylation at T1737 (P = 0.0106);Loss of glycosylation at T1737 (P = 0.0106);
MVP
0.75
ClinPred
0.050
T
GERP RS
2.4
Varity_R
0.21
gMVP
0.37

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: rs760993331; hg19: chr16-2159959; API