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rs1427161894

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_001039141.3(TRIOBP):c.4933G>A(p.Ala1645Thr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000205 in 1,609,006 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Synonymous variant affecting the same amino acid position (i.e. A1645A) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000022 ( 0 hom. )

Consequence

TRIOBP
NM_001039141.3 missense

Scores

3
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.85
Variant links:
Genes affected
TRIOBP (HGNC:17009): (TRIO and F-actin binding protein) This gene encodes a protein with an N-terminal pleckstrin homology domain and a C-terminal coiled-coil region. The protein interacts with trio, which is involved with neural tissue development and controlling actin cytoskeleton organization, cell motility and cell growth. The protein also associates with F-actin and stabilizes F-actin structures. Mutations in this gene have been associated with a form of autosomal recessive nonsyndromic deafness. Multiple alternatively spliced transcript variants that would encode different isoforms have been found for this gene, however some transcripts may be subject to nonsense-mediated decay (NMD). [provided by RefSeq, Nov 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.09009346).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TRIOBPNM_001039141.3 linkuse as main transcriptc.4933G>A p.Ala1645Thr missense_variant 9/24 ENST00000644935.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TRIOBPENST00000644935.1 linkuse as main transcriptc.4933G>A p.Ala1645Thr missense_variant 9/24 NM_001039141.3 A2Q9H2D6-1
TRIOBPENST00000344404.10 linkuse as main transcriptc.*4416G>A 3_prime_UTR_variant, NMD_transcript_variant 7/222

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152158
Hom.:
0
Cov.:
33
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:
0.00000808
AC:
2
AN:
247626
Hom.:
0
AF XY:
0.0000148
AC XY:
2
AN XY:
134740
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000179
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000220
AC:
32
AN:
1456848
Hom.:
0
Cov.:
36
AF XY:
0.0000276
AC XY:
20
AN XY:
723700
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000289
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152158
Hom.:
0
Cov.:
33
AF XY:
0.0000135
AC XY:
1
AN XY:
74322
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:
0.0000386
Hom.:
0
Bravo
AF:
0.0000151

ClinVar

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

Submissions by phenotype

Inborn genetic diseases Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJul 21, 2017- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.084
BayesDel_addAF
Benign
-0.35
T
BayesDel_noAF
Benign
-0.72
Cadd
Benign
17
Dann
Uncertain
0.98
DEOGEN2
Benign
0.034
T;T
Eigen
Benign
-0.38
Eigen_PC
Benign
-0.39
FATHMM_MKL
Benign
0.45
N
M_CAP
Benign
0.0091
T
MetaRNN
Benign
0.090
T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.69
N;N
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.27
T
PROVEAN
Benign
-1.1
N;.
REVEL
Benign
0.19
Sift
Uncertain
0.0030
D;.
Sift4G
Uncertain
0.039
D;.
Polyphen
0.65
P;P
Vest4
0.035
MVP
0.38
MPC
0.15
ClinPred
0.20
T
GERP RS
4.3
Varity_R
0.068
gMVP
0.046

Splicing

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: rs1427161894; hg19: chr22-38131276; API