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GeneBe

1-84179234-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 4P and 2B. PM1PM2BP4_Moderate

The NM_182948.4(PRKACB):​c.245C>T​(p.Thr82Ile) variant causes a missense change. The variant allele was found at a frequency of 0.00000254 in 1,576,854 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

PRKACB
NM_182948.4 missense

Scores

3
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.74
Variant links:
Genes affected
PRKACB (HGNC:9381): (protein kinase cAMP-activated catalytic subunit beta) The protein encoded by this gene is a member of the serine/threonine protein kinase family. The encoded protein is a catalytic subunit of cAMP (cyclic AMP)-dependent protein kinase, which mediates signalling though cAMP. cAMP signaling is important to a number of processes, including cell proliferaton and differentiation. Multiple alternatively spliced transcript variants encoding distinct isoforms have been observed. [provided by RefSeq, Jul 2014]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM1
In a domain Protein kinase (size 254) in uniprot entity KAPCB_HUMAN there are 9 pathogenic changes around while only 1 benign (90%) in NM_182948.4
PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.15940094).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
PRKACBNM_182948.4 linkuse as main transcriptc.245C>T p.Thr82Ile missense_variant 2/10 ENST00000370685.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
PRKACBENST00000370685.7 linkuse as main transcriptc.245C>T p.Thr82Ile missense_variant 2/101 NM_182948.4 P22694-2

Frequencies

GnomAD3 genomes
AF:
0.00000659
AC:
1
AN:
151702
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:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
0.00000211
AC:
3
AN:
1425152
Hom.:
0
Cov.:
30
AF XY:
0.00000141
AC XY:
1
AN XY:
707522
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:
0.0000258
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.14e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000659
AC:
1
AN:
151702
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74064
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:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingGeneDxSep 02, 2022Not observed at significant frequency in large population cohorts (gnomAD); In silico analysis supports that this missense variant does not alter protein structure/function; Has not been previously published as pathogenic or benign to our knowledge -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.093
BayesDel_addAF
Benign
-0.10
T
BayesDel_noAF
Benign
-0.39
CADD
Benign
22
DANN
Uncertain
0.99
DEOGEN2
Benign
0.27
T;.;.;.;.;.;.;.;T;.;.;.;.;.;.;.
Eigen
Benign
-0.14
Eigen_PC
Benign
0.044
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Uncertain
0.91
D;D;D;D;D;D;D;D;D;D;D;D;D;D;D;D
M_CAP
Benign
0.016
T
MetaRNN
Benign
0.16
T;T;T;T;T;T;T;T;T;T;T;T;T;T;T;T
MetaSVM
Benign
-0.95
T
MutationAssessor
Benign
0.0
N;N;.;.;.;.;.;.;.;.;.;.;.;.;.;.
MutationTaster
Benign
0.99
N;N;N;N;N;N;N;N;N
PrimateAI
Benign
0.34
T
PROVEAN
Benign
-0.71
N;N;N;N;N;N;.;N;.;N;N;N;N;N;.;N
REVEL
Benign
0.063
Sift
Benign
0.081
T;T;T;T;T;T;.;T;.;D;T;T;T;T;.;T
Sift4G
Benign
0.13
T;T;T;T;T;T;T;T;T;T;T;T;T;T;T;T
Polyphen
0.021
B;B;B;.;.;.;B;B;.;.;.;B;.;.;B;.
Vest4
0.14
MutPred
0.30
Gain of catalytic residue at T35 (P = 0.007);Gain of catalytic residue at T35 (P = 0.007);.;.;.;.;.;.;.;.;.;.;.;.;.;.;
MVP
0.42
MPC
0.91
ClinPred
0.46
T
GERP RS
4.9
Varity_R
0.13
gMVP
0.32

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: rs1662377427; hg19: chr1-84644917; API