chr7-98192898-G-A

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_StrongBP7BA1

The NM_014916.4(LMTK2):​c.2433G>A​(p.Pro811=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.477 in 1,613,644 control chromosomes in the GnomAD database, including 199,093 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.37 ( 13468 hom., cov: 32)
Exomes 𝑓: 0.49 ( 185625 hom. )

Consequence

LMTK2
NM_014916.4 synonymous

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -1.47
Variant links:
Genes affected
LMTK2 (HGNC:17880): (lemur tyrosine kinase 2) The protein encoded by this gene belongs to the protein kinase superfamily and the protein tyrosine kinase family. It contains N-terminal transmembrane helices and a long C-terminal cytoplasmic tail with serine/threonine/tyrosine kinase activity. This protein interacts with several other proteins, such as Inhibitor-2 (Inh2), protein phosphatase-1 (PP1C), p35, and myosin VI. It phosporylates other proteins, and is itself also phosporylated when interacting with cyclin-dependent kinase 5 (cdk5)/p35 complex. This protein involves in nerve growth factor (NGF)-TrkA signalling, and also plays a critical role in endosomal membrane trafficking. Mouse studies suggested an essential role of this protein in spermatogenesis. [provided by RefSeq, Oct 2009]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.7).
BP7
Synonymous conserved (PhyloP=-1.47 with no splicing effect.
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.533 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
LMTK2NM_014916.4 linkuse as main transcriptc.2433G>A p.Pro811= synonymous_variant 11/14 ENST00000297293.6 NP_055731.2
LMTK2XM_011515981.4 linkuse as main transcriptc.2427G>A p.Pro809= synonymous_variant 11/14 XP_011514283.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
LMTK2ENST00000297293.6 linkuse as main transcriptc.2433G>A p.Pro811= synonymous_variant 11/141 NM_014916.4 ENSP00000297293 P1

Frequencies

GnomAD3 genomes
AF:
0.374
AC:
56774
AN:
151896
Hom.:
13469
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.111
Gnomad AMI
AF:
0.473
Gnomad AMR
AF:
0.352
Gnomad ASJ
AF:
0.581
Gnomad EAS
AF:
0.141
Gnomad SAS
AF:
0.233
Gnomad FIN
AF:
0.463
Gnomad MID
AF:
0.619
Gnomad NFE
AF:
0.538
Gnomad OTH
AF:
0.430
GnomAD3 exomes
AF:
0.402
AC:
100938
AN:
251372
Hom.:
24275
AF XY:
0.411
AC XY:
55821
AN XY:
135878
show subpopulations
Gnomad AFR exome
AF:
0.102
Gnomad AMR exome
AF:
0.244
Gnomad ASJ exome
AF:
0.591
Gnomad EAS exome
AF:
0.142
Gnomad SAS exome
AF:
0.234
Gnomad FIN exome
AF:
0.472
Gnomad NFE exome
AF:
0.545
Gnomad OTH exome
AF:
0.479
GnomAD4 exome
AF:
0.487
AC:
712448
AN:
1461630
Hom.:
185625
Cov.:
44
AF XY:
0.483
AC XY:
351136
AN XY:
727120
show subpopulations
Gnomad4 AFR exome
AF:
0.0972
Gnomad4 AMR exome
AF:
0.258
Gnomad4 ASJ exome
AF:
0.587
Gnomad4 EAS exome
AF:
0.125
Gnomad4 SAS exome
AF:
0.238
Gnomad4 FIN exome
AF:
0.479
Gnomad4 NFE exome
AF:
0.539
Gnomad4 OTH exome
AF:
0.473
GnomAD4 genome
AF:
0.373
AC:
56758
AN:
152014
Hom.:
13468
Cov.:
32
AF XY:
0.364
AC XY:
27072
AN XY:
74288
show subpopulations
Gnomad4 AFR
AF:
0.111
Gnomad4 AMR
AF:
0.351
Gnomad4 ASJ
AF:
0.581
Gnomad4 EAS
AF:
0.141
Gnomad4 SAS
AF:
0.233
Gnomad4 FIN
AF:
0.463
Gnomad4 NFE
AF:
0.538
Gnomad4 OTH
AF:
0.427
Alfa
AF:
0.511
Hom.:
29049
Bravo
AF:
0.361
Asia WGS
AF:
0.180
AC:
626
AN:
3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.70
CADD
Benign
0.44
DANN
Benign
0.67

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: rs3801294; hg19: chr7-97822210; COSMIC: COSV52000922; API