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GeneBe

9-69013644-T-C

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP3_Moderate

The NM_002732.4(PRKACG):ā€‹c.449A>Gā€‹(p.Gln150Arg) variant causes a missense change. The variant allele was found at a frequency of 0.0000248 in 1,613,786 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 Uncertain significance (ā˜…ā˜…). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. Q150L) has been classified as Uncertain significance.

Frequency

Genomes: š‘“ 0.000046 ( 0 hom., cov: 31)
Exomes š‘“: 0.000023 ( 0 hom. )

Consequence

PRKACG
NM_002732.4 missense

Scores

3
6
10

Clinical Significance

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

Conservation

PhyloP100: 5.64
Variant links:
Genes affected
PRKACG (HGNC:9382): (protein kinase cAMP-activated catalytic subunit gamma) Cyclic AMP-dependent protein kinase (PKA) consists of two catalytic subunits and a regulatory subunit dimer. This gene encodes the gamma form of its catalytic subunit. The gene is intronless and is thought to be a retrotransposon derived from the gene for the alpha form of the PKA catalytic subunit. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.916

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PRKACGNM_002732.4 linkuse as main transcriptc.449A>G p.Gln150Arg missense_variant 1/1 ENST00000377276.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PRKACGENST00000377276.5 linkuse as main transcriptc.449A>G p.Gln150Arg missense_variant 1/1 NM_002732.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0000460
AC:
7
AN:
152032
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.000145
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
GnomAD3 exomes
AF:
0.0000319
AC:
8
AN:
251014
Hom.:
0
AF XY:
0.0000221
AC XY:
3
AN XY:
135712
show subpopulations
Gnomad AFR exome
AF:
0.000247
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:
0.0000352
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000226
AC:
33
AN:
1461754
Hom.:
0
Cov.:
33
AF XY:
0.0000234
AC XY:
17
AN XY:
727184
show subpopulations
Gnomad4 AFR exome
AF:
0.000209
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:
0.0000225
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000460
AC:
7
AN:
152032
Hom.:
0
Cov.:
31
AF XY:
0.0000674
AC XY:
5
AN XY:
74232
show subpopulations
Gnomad4 AFR
AF:
0.000145
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
Alfa
AF:
0.0000282
Hom.:
0
Bravo
AF:
0.0000604
ExAC
AF:
0.0000412
AC:
5
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

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

Submissions by phenotype

not specified Uncertain:2
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJan 10, 2022The c.449A>G (p.Q150R) alteration is located in exon 1 (coding exon 1) of the PRKACG gene. This alteration results from a A to G substitution at nucleotide position 449, causing the glutamine (Q) at amino acid position 150 to be replaced by an arginine (R). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -
Uncertain significance, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoMar 07, 2017- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.83
BayesDel_addAF
Benign
-0.26
T
BayesDel_noAF
Benign
-0.31
CADD
Benign
22
DANN
Uncertain
0.98
DEOGEN2
Benign
0.32
T
Eigen
Benign
0.12
Eigen_PC
Benign
-0.16
FATHMM_MKL
Uncertain
0.85
D
LIST_S2
Uncertain
0.97
D
M_CAP
Benign
0.0025
T
MetaRNN
Pathogenic
0.92
D
MetaSVM
Benign
-1.1
T
MutationAssessor
Uncertain
2.8
M
MutationTaster
Benign
0.99
N
PrimateAI
Benign
0.41
T
PROVEAN
Uncertain
-3.4
D
REVEL
Benign
0.18
Sift
Pathogenic
0.0
D
Sift4G
Uncertain
0.0040
D
Polyphen
1.0
D
Vest4
0.71
MutPred
0.81
Loss of catalytic residue at Q150 (P = 0.0463);
MVP
0.46
MPC
1.1
ClinPred
0.94
D
GERP RS
1.5
Varity_R
0.67
gMVP
0.57

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: rs147576281; hg19: chr9-71628560; COSMIC: COSV55258396; COSMIC: COSV55258396; API