Genetic Variant NM_001098512.3:c.-49_-48insAGC (chr10-50991328-C-CGCA) – ACMG Classification: Uncertain_significance (2 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2

The NM_001098512.3(PRKG1):c.-49_-48insAGC variant causes a 5 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000337 in 1,481,628 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: 23)

Exomes 𝑓: 0.0000030 ( 0 hom. )

Consequence

PRKG1
NM_001098512.3 5_prime_UTR

Scores

Not classified

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.205

Publications

7 publications found

Variant links:

Genes affected

PRKG1 (HGNC:9414): (protein kinase cGMP-dependent 1) Mammals have three different isoforms of cyclic GMP-dependent protein kinase (Ialpha, Ibeta, and II). These PRKG isoforms act as key mediators of the nitric oxide/cGMP signaling pathway and are important components of many signal transduction processes in diverse cell types. This PRKG1 gene on human chromosome 10 encodes the soluble Ialpha and Ibeta isoforms of PRKG by alternative transcript splicing. A separate gene on human chromosome 4, PRKG2, encodes the membrane-bound PRKG isoform II. The PRKG1 proteins play a central role in regulating cardiovascular and neuronal functions in addition to relaxing smooth muscle tone, preventing platelet aggregation, and modulating cell growth. This gene is most strongly expressed in all types of smooth muscle, platelets, cerebellar Purkinje cells, hippocampal neurons, and the lateral amygdala. Isoforms Ialpha and Ibeta have identical cGMP-binding and catalytic domains but differ in their leucine/isoleucine zipper and autoinhibitory sequences and therefore differ in their dimerization substrates and kinase enzyme activity. [provided by RefSeq, Sep 2011]

PRKG1 Gene-Disease associations (from GenCC):

aortic aneurysm, familial thoracic 8
Inheritance: AD Classification: STRONG, MODERATE Submitted by: Labcorp Genetics (formerly Invitae), Ambry Genetics
familial thoracic aortic aneurysm and aortic dissection
Inheritance: AD, Unknown Classification: STRONG, SUPPORTIVE Submitted by: Orphanet, ClinGen

PRKG1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001098512.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PRKG1	NM_001098512.3		c.-49_-48insAGC		5_prime_UTR	Exon 1 of 18	NP_001091982.1	Q13976-1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PRKG1	ENST00000401604.8	TSL:5	c.-49_-48insAGC		5_prime_UTR	Exon 1 of 18	ENSP00000384200.4	Q13976-1

Frequencies

GnomAD3 genomes

AF:

0.00000660

AC:

AN:

151490

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:

0.0000147

Gnomad OTH

AF:

0.00

GnomAD4 exome

AF:

0.00000301

AC:

AN:

1330138

Hom.:

Cov.:

AF XY:

0.00000458

AC XY:

AN XY:

655210

show subpopulations

African (AFR)

AF:

0.0000384

AC:

AN:

26058

American (AMR)

AF:

0.00

AC:

AN:

25392

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

22338

East Asian (EAS)

AF:

0.00

AC:

AN:

30470

South Asian (SAS)

AF:

0.00

AC:

AN:

72084

European-Finnish (FIN)

AF:

0.00

AC:

AN:

46394

Middle Eastern (MID)

AF:

0.00

AC:

AN:

4836

European-Non Finnish (NFE)

AF:

0.00000286

AC:

AN:

1047958

Other (OTH)

AF:

0.00

AC:

AN:

54608

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.513

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.00000660

AC:

AN:

151490

Hom.:

Cov.:

AF XY:

0.0000135

AC XY:

AN XY:

73920

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41236

American (AMR)

AF:

0.00

AC:

AN:

15232

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5080

South Asian (SAS)

AF:

0.00

AC:

AN:

4796

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10502

Middle Eastern (MID)

AF:

0.00

AC:

AN:

312

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

67866

Other (OTH)

AF:

0.00

AC:

AN:

2088

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.625

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.00

Hom.:

127

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

PhyloP100

0.20

Splicing

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over