rs899378635

Variant summary

Our verdict is Benign. Variant got -11 ACMG points: 0P and 11B. BP4_StrongBP6_ModerateBP7BS2

The NM_000297.4(PKD2):​c.78G>T​(p.Pro26=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000692 in 1,170,840 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00045 ( 1 hom., cov: 32)
Exomes 𝑓: 0.000014 ( 0 hom. )

Consequence

PKD2
NM_000297.4 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -4.02
Variant links:
Genes affected
PKD2 (HGNC:9009): (polycystin 2, transient receptor potential cation channel) This gene encodes a member of the polycystin protein family. The encoded protein is a multi-pass membrane protein that functions as a calcium permeable cation channel, and is involved in calcium transport and calcium signaling in renal epithelial cells. This protein interacts with polycystin 1, and they may be partners in a common signaling cascade involved in tubular morphogenesis. Mutations in this gene are associated with autosomal dominant polycystic kidney disease type 2. [provided by RefSeq, Mar 2011]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -11 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.48).
BP6
Variant 4-88007811-G-T is Benign according to our data. Variant chr4-88007811-G-T is described in ClinVar as [Likely_benign]. Clinvar id is 477628.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-4.02 with no splicing effect.
BS2
High AC in GnomAd4 at 67 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
PKD2NM_000297.4 linkuse as main transcriptc.78G>T p.Pro26= synonymous_variant 1/15 ENST00000237596.7 NP_000288.1
PKD2XM_011532028.3 linkuse as main transcriptc.78G>T p.Pro26= synonymous_variant 1/14 XP_011530330.1
PKD2NR_156488.2 linkuse as main transcriptn.177G>T non_coding_transcript_exon_variant 1/14

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
PKD2ENST00000237596.7 linkuse as main transcriptc.78G>T p.Pro26= synonymous_variant 1/151 NM_000297.4 ENSP00000237596 P1Q13563-1
ENST00000662475.1 linkuse as main transcriptn.112+555C>A intron_variant, non_coding_transcript_variant

Frequencies

GnomAD3 genomes
AF:
0.000450
AC:
67
AN:
148736
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.0694
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:
0.0000599
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.0000137
AC:
14
AN:
1022104
Hom.:
0
Cov.:
29
AF XY:
0.0000165
AC XY:
8
AN XY:
485888
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:
0.0000147
Gnomad4 OTH exome
AF:
0.0000259
GnomAD4 genome
AF:
0.000450
AC:
67
AN:
148736
Hom.:
1
Cov.:
32
AF XY:
0.000290
AC XY:
21
AN XY:
72458
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:
0.0000599
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.000616

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Autosomal dominant polycystic kidney disease Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpOct 27, 2021- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.48
CADD
Benign
2.3
DANN
Benign
0.94

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: rs899378635; hg19: chr4-88928963; API