16-2500807-G-T

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PP3_Strong

The NM_001199107.2(TBC1D24):​c.1529G>T​(p.Gly510Val) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000689 in 1,451,768 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 6.9e-7 ( 0 hom. )

Consequence

TBC1D24
NM_001199107.2 missense

Scores

9
8
2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 9.60
Variant links:
Genes affected
TBC1D24 (HGNC:29203): (TBC1 domain family member 24) This gene encodes a protein with a conserved domain, referred to as the TBC domain, characteristic of proteins which interact with GTPases. TBC domain proteins may serve as GTPase-activating proteins for a particular group of GTPases, the Rab (Ras-related proteins in brain) small GTPases which are involved in the regulation of membrane trafficking. Mutations in this gene are associated with familial infantile myoclonic epilepsy. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2011]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.961

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
TBC1D24NM_001199107.2 linkuse as main transcriptc.1529G>T p.Gly510Val missense_variant 8/8 ENST00000646147.1 NP_001186036.1 Q9ULP9-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
TBC1D24ENST00000646147.1 linkuse as main transcriptc.1529G>T p.Gly510Val missense_variant 8/8 NM_001199107.2 ENSP00000494678.1 Q9ULP9-1
ENSG00000260272ENST00000564543.1 linkuse as main transcriptc.965+3694G>T intron_variant 2 ENSP00000455547.1 H3BQ06

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD3 exomes
AF:
0.00000421
AC:
1
AN:
237488
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
130160
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:
0.00000905
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.89e-7
AC:
1
AN:
1451768
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
722646
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:
9.00e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.00000378
ExAC
AF:
0.00000825
AC:
1

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.95
BayesDel_addAF
Pathogenic
0.32
D
BayesDel_noAF
Pathogenic
0.22
CADD
Pathogenic
33
DANN
Uncertain
1.0
DEOGEN2
Benign
0.25
.;T;T;.
Eigen
Pathogenic
0.90
Eigen_PC
Pathogenic
0.80
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.96
.;.;D;D
M_CAP
Uncertain
0.12
D
MetaRNN
Pathogenic
0.96
D;D;D;D
MetaSVM
Uncertain
0.042
D
MutationAssessor
Pathogenic
4.0
.;H;H;.
PrimateAI
Uncertain
0.66
T
PROVEAN
Pathogenic
-7.3
D;.;D;.
REVEL
Uncertain
0.60
Sift
Uncertain
0.0010
D;.;D;.
Sift4G
Uncertain
0.0040
D;.;D;D
Polyphen
1.0
D;D;D;D
Vest4
0.87
MutPred
0.82
.;Gain of sheet (P = 0.0827);Gain of sheet (P = 0.0827);.;
MVP
0.90
MPC
1.2
ClinPred
1.0
D
GERP RS
5.8
Varity_R
0.96
gMVP
0.94

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.39
Details are displayed if max score is > 0.2
DS_AG_spliceai
0.39
Position offset: 3

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: rs755880523; hg19: chr16-2550808; API