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GeneBe

6-41158653-T-C

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The ENST00000338469.3(TREM2):c.610A>G(p.Thr204Ala) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000685 in 1,605,348 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 10/12 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: 0.0000069 ( 0 hom. )

Consequence

TREM2
ENST00000338469.3 missense

Scores

11

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -1.07
Variant links:
Genes affected
TREM2 (HGNC:17761): (triggering receptor expressed on myeloid cells 2) This gene encodes a membrane protein that forms a receptor signaling complex with the TYRO protein tyrosine kinase binding protein. The encoded protein functions in immune response and may be involved in chronic inflammation by triggering the production of constitutive inflammatory cytokines. Defects in this gene are a cause of polycystic lipomembranous osteodysplasia with sclerosing leukoencephalopathy (PLOSL). Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Nov 2012]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.028089136).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TREM2NM_018965.4 linkuse as main transcriptc.*111A>G 3_prime_UTR_variant 5/5 ENST00000373113.8
TREM2NM_001271821.2 linkuse as main transcriptc.610A>G p.Thr204Ala missense_variant 4/4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TREM2ENST00000338469.3 linkuse as main transcriptc.610A>G p.Thr204Ala missense_variant 4/41 Q9NZC2-2
TREM2ENST00000373113.8 linkuse as main transcriptc.*111A>G 3_prime_UTR_variant 5/51 NM_018965.4 P1Q9NZC2-1
TREM2ENST00000373122.8 linkuse as main transcriptc.*175A>G 3_prime_UTR_variant 5/51 Q9NZC2-3
ENST00000702590.1 linkuse as main transcriptn.364+3090T>C intron_variant, non_coding_transcript_variant

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
152052
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:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000128
AC:
3
AN:
234744
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
126380
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000175
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000688
AC:
10
AN:
1453296
Hom.:
0
Cov.:
31
AF XY:
0.00000970
AC XY:
7
AN XY:
721946
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000507
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000632
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
152052
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74294
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:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.0000189
ExAC
AF:
0.00000824
AC:
1

ClinVar

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

Submissions by phenotype

Polycystic lipomembranous osteodysplasia with sclerosing leukoencephalopathy 1 Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJun 14, 2016- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.60
T
BayesDel_noAF
Benign
-0.83
Cadd
Benign
0.13
Dann
Benign
0.34
Eigen
Benign
-2.0
Eigen_PC
Benign
-2.2
FATHMM_MKL
Benign
0.011
N
LIST_S2
Benign
0.17
T
M_CAP
Benign
0.0017
T
MetaRNN
Benign
0.028
T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
1.0
N;N;N
Polyphen
0.0
B
Vest4
0.019
MutPred
0.28
Loss of loop (P = 0.0986);
MVP
0.076
ClinPred
0.014
T
GERP RS
-8.3

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: rs753777378; hg19: chr6-41126391; API