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17-21298479-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_145109.3(MAP2K3):​c.116C>T​(p.Thr39Ile) variant causes a missense, splice region change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000455 in 1,613,738 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0018 ( 0 hom., cov: 71)
Exomes 𝑓: 0.00032 ( 0 hom. )

Consequence

MAP2K3
NM_145109.3 missense, splice_region

Scores

8
11
Splicing: ADA: 0.9561
2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.27
Variant links:
Genes affected
MAP2K3 (HGNC:6843): (mitogen-activated protein kinase kinase 3) The protein encoded by this gene is a dual specificity protein kinase that belongs to the MAP kinase kinase family. This kinase is activated by mitogenic and environmental stress, and participates in the MAP kinase-mediated signaling cascade. It phosphorylates and thus activates MAPK14/p38-MAPK. This kinase can be activated by insulin, and is necessary for the expression of glucose transporter. Expression of RAS oncogene is found to result in the accumulation of the active form of this kinase, which thus leads to the constitutive activation of MAPK14, and confers oncogenic transformation of primary cells. The inhibition of this kinase is involved in the pathogenesis of Yersina pseudotuberculosis. Multiple alternatively spliced transcript variants that encode distinct isoforms have been reported for this gene. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.0058155954).
BP6
Variant 17-21298479-C-T is Benign according to our data. Variant chr17-21298479-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 719738.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MAP2K3NM_145109.3 linkuse as main transcriptc.116C>T p.Thr39Ile missense_variant, splice_region_variant 2/12 ENST00000342679.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MAP2K3ENST00000342679.9 linkuse as main transcriptc.116C>T p.Thr39Ile missense_variant, splice_region_variant 2/121 NM_145109.3 P1P46734-1

Frequencies

GnomAD3 genomes
AF:
0.00180
AC:
274
AN:
152198
Hom.:
0
Cov.:
71
show subpopulations
Gnomad AFR
AF:
0.00614
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00290
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000588
Gnomad OTH
AF:
0.000955
GnomAD3 exomes
AF:
0.000943
AC:
237
AN:
251404
Hom.:
0
AF XY:
0.000913
AC XY:
124
AN XY:
135878
show subpopulations
Gnomad AFR exome
AF:
0.00784
Gnomad AMR exome
AF:
0.000145
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000109
Gnomad SAS exome
AF:
0.00307
Gnomad FIN exome
AF:
0.0000462
Gnomad NFE exome
AF:
0.0000527
Gnomad OTH exome
AF:
0.000326
GnomAD4 exome
AF:
0.000315
AC:
461
AN:
1461422
Hom.:
0
Cov.:
79
AF XY:
0.000325
AC XY:
236
AN XY:
726982
show subpopulations
Gnomad4 AFR exome
AF:
0.00604
Gnomad4 AMR exome
AF:
0.0000671
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.00237
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000225
Gnomad4 OTH exome
AF:
0.000414
GnomAD4 genome
AF:
0.00180
AC:
274
AN:
152316
Hom.:
0
Cov.:
71
AF XY:
0.00169
AC XY:
126
AN XY:
74476
show subpopulations
Gnomad4 AFR
AF:
0.00612
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00290
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000588
Gnomad4 OTH
AF:
0.000945
Alfa
AF:
0.000308
Hom.:
0
ESP6500AA
AF:
0.00635
AC:
28
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.00113
AC:
137
EpiCase
AF:
0.000109
EpiControl
AF:
0.000119

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeFeb 01, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.10
BayesDel_addAF
Uncertain
0.018
T
BayesDel_noAF
Benign
-0.21
CADD
Pathogenic
28
DANN
Benign
0.94
DEOGEN2
Uncertain
0.55
D;T;.;.;.
Eigen
Uncertain
0.24
Eigen_PC
Uncertain
0.37
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Uncertain
0.92
D;D;T;.;.
M_CAP
Benign
0.023
T
MetaRNN
Benign
0.0058
T;T;T;T;T
MetaSVM
Benign
-0.63
T
MutationAssessor
Uncertain
2.5
M;.;.;.;.
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.55
T
PROVEAN
Benign
-2.3
N;D;N;.;.
REVEL
Benign
0.19
Sift
Benign
0.099
T;T;T;.;.
Sift4G
Benign
0.11
T;T;T;T;T
Polyphen
0.72
P;.;.;.;.
Vest4
0.47
MVP
0.79
MPC
0.17
ClinPred
0.033
T
GERP RS
5.7
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.12
gMVP
0.29

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.96
dbscSNV1_RF
Benign
0.59
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: rs77066538; hg19: chr17-21201791; COSMIC: COSV57567741; COSMIC: COSV57567741; API