chr17-21300649-G-A

Variant summary

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

The NM_145109.3(MAP2K3):​c.270G>A​(p.Met90Ile) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00302 in 1,592,832 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★). Another nucleotide change resulting in same amino acid change has been previously reported as Likely benignin UniProt.

Frequency

Genomes: 𝑓 0.0055 ( 0 hom., cov: 75)
Exomes 𝑓: 0.0028 ( 0 hom. )

Consequence

MAP2K3
NM_145109.3 missense

Scores

5
6
7

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 9.89
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=0.012894541).
BP6
Variant 17-21300649-G-A is Benign according to our data. Variant chr17-21300649-G-A is described in ClinVar as [Benign]. Clinvar id is 787643.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
MAP2K3NM_145109.3 linkuse as main transcriptc.270G>A p.Met90Ile missense_variant 4/12 ENST00000342679.9 NP_659731.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
MAP2K3ENST00000342679.9 linkuse as main transcriptc.270G>A p.Met90Ile missense_variant 4/121 NM_145109.3 ENSP00000345083 P1P46734-1

Frequencies

GnomAD3 genomes
AF:
0.00549
AC:
834
AN:
151928
Hom.:
0
Cov.:
75
show subpopulations
Gnomad AFR
AF:
0.00121
Gnomad AMI
AF:
0.0155
Gnomad AMR
AF:
0.00157
Gnomad ASJ
AF:
0.00403
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00332
Gnomad FIN
AF:
0.0228
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00687
Gnomad OTH
AF:
0.00478
GnomAD4 exome
AF:
0.00276
AC:
3975
AN:
1440786
Hom.:
0
Cov.:
68
AF XY:
0.00283
AC XY:
2029
AN XY:
716462
show subpopulations
Gnomad4 AFR exome
AF:
0.000390
Gnomad4 AMR exome
AF:
0.000503
Gnomad4 ASJ exome
AF:
0.00135
Gnomad4 EAS exome
AF:
0.0000253
Gnomad4 SAS exome
AF:
0.00147
Gnomad4 FIN exome
AF:
0.0136
Gnomad4 NFE exome
AF:
0.00264
Gnomad4 OTH exome
AF:
0.00285
GnomAD4 genome
AF:
0.00549
AC:
834
AN:
152046
Hom.:
0
Cov.:
75
AF XY:
0.00603
AC XY:
448
AN XY:
74332
show subpopulations
Gnomad4 AFR
AF:
0.00120
Gnomad4 AMR
AF:
0.00157
Gnomad4 ASJ
AF:
0.00403
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00332
Gnomad4 FIN
AF:
0.0228
Gnomad4 NFE
AF:
0.00687
Gnomad4 OTH
AF:
0.00473
Alfa
AF:
0.00659
Hom.:
0
ESP6500AA
AF:
0.00114
AC:
5
ESP6500EA
AF:
0.00523
AC:
45
ExAC
AF:
0.00600
AC:
728

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpDec 31, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.89
BayesDel_addAF
Pathogenic
0.30
D
BayesDel_noAF
Pathogenic
0.20
CADD
Pathogenic
29
DANN
Uncertain
0.99
DEOGEN2
Benign
0.29
T;T;.;.;.
Eigen
Uncertain
0.27
Eigen_PC
Uncertain
0.46
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.96
D;D;D;.;.
MetaRNN
Benign
0.013
T;T;T;T;T
MetaSVM
Benign
-0.87
T
MutationAssessor
Benign
0.12
N;.;.;.;.
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Pathogenic
0.83
D
PROVEAN
Uncertain
-2.9
D;D;D;.;.
REVEL
Uncertain
0.47
Sift
Benign
0.25
T;D;T;.;.
Sift4G
Benign
0.33
T;T;T;T;T
Polyphen
0.41
B;.;.;.;.
Vest4
0.94
MutPred
0.21
Gain of methylation at K93 (P = 0.0867);.;.;.;.;
MVP
0.68
MPC
0.23
ClinPred
0.036
T
GERP RS
5.5
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.39
gMVP
0.51

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs36076766; hg19: chr17-21203961; API