chr9-35682873-C-T

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The ENST00000378292.9(TPM2):​c.773-710G>A variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00159 in 1,456,076 control chromosomes in the GnomAD database, including 4 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.00089 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0017 ( 4 hom. )

Consequence

TPM2
ENST00000378292.9 intron

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.0590
Variant links:
Genes affected
TPM2 (HGNC:12011): (tropomyosin 2) This gene encodes beta-tropomyosin, a member of the actin filament binding protein family, and mainly expressed in slow, type 1 muscle fibers. Mutations in this gene can alter the expression of other sarcomeric tropomyosin proteins, and cause cap disease, nemaline myopathy and distal arthrogryposis syndromes. Alternatively spliced transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, Mar 2009]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.77).
BP6
Variant 9-35682873-C-T is Benign according to our data. Variant chr9-35682873-C-T is described in ClinVar as [Benign]. Clinvar id is 2659178.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAd4 at 136 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TPM2NM_001301226.2 linkuse as main transcriptc.773-710G>A intron_variant
TPM2NM_213674.1 linkuse as main transcriptc.773-710G>A intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TPM2ENST00000378292.9 linkuse as main transcriptc.773-710G>A intron_variant 1 P07951-2
TPM2ENST00000644325.1 linkuse as main transcriptc.237G>A p.Trp79Ter stop_gained 4/4
TPM2ENST00000329305.6 linkuse as main transcriptc.773-710G>A intron_variant 2 A1
TPM2ENST00000643485.1 linkuse as main transcriptn.976G>A non_coding_transcript_exon_variant 8/8

Frequencies

GnomAD3 genomes
AF:
0.000894
AC:
136
AN:
152112
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000459
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000196
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.000377
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00160
Gnomad OTH
AF:
0.000479
GnomAD3 exomes
AF:
0.000728
AC:
101
AN:
138708
Hom.:
1
AF XY:
0.000748
AC XY:
55
AN XY:
73508
show subpopulations
Gnomad AFR exome
AF:
0.000284
Gnomad AMR exome
AF:
0.000334
Gnomad ASJ exome
AF:
0.000139
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.000969
Gnomad NFE exome
AF:
0.00150
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00167
AC:
2180
AN:
1303846
Hom.:
4
Cov.:
32
AF XY:
0.00161
AC XY:
1032
AN XY:
639694
show subpopulations
Gnomad4 AFR exome
AF:
0.000304
Gnomad4 AMR exome
AF:
0.000280
Gnomad4 ASJ exome
AF:
0.0000464
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000132
Gnomad4 FIN exome
AF:
0.000603
Gnomad4 NFE exome
AF:
0.00205
Gnomad4 OTH exome
AF:
0.000939
GnomAD4 genome
AF:
0.000893
AC:
136
AN:
152230
Hom.:
0
Cov.:
32
AF XY:
0.000846
AC XY:
63
AN XY:
74448
show subpopulations
Gnomad4 AFR
AF:
0.000458
Gnomad4 AMR
AF:
0.000196
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000377
Gnomad4 NFE
AF:
0.00160
Gnomad4 OTH
AF:
0.000474
Alfa
AF:
0.00116
Hom.:
0
Bravo
AF:
0.000907

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 testingCeGaT Center for Human Genetics TuebingenJan 01, 2023TPM2: BS1, BS2 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.77
CADD
Benign
7.8
DANN
Benign
0.84
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.2

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: rs149382483; hg19: chr9-35682870; API