chr14-44962756-C-G

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The ENST00000361462.7(TOGARAM1):ā€‹c.335C>Gā€‹(p.Ala112Gly) variant causes a missense change. The variant allele was found at a frequency of 0.00000744 in 1,613,306 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: š‘“ 0.000013 ( 0 hom., cov: 32)
Exomes š‘“: 0.0000068 ( 0 hom. )

Consequence

TOGARAM1
ENST00000361462.7 missense

Scores

1
6
11

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.62
Variant links:
Genes affected
TOGARAM1 (HGNC:19959): (TOG array regulator of axonemal microtubules 1) Predicted to enable microtubule binding activity. Predicted to be involved in organelle assembly and positive regulation of microtubule polymerization. Predicted to be located in ciliary basal body. Predicted to be active in cilium and microtubule cytoskeleton. Predicted to colocalize with microtubule. Implicated in Joubert syndrome. [provided by Alliance of Genome Resources, Apr 2022]
KLHL28 (HGNC:19741): (kelch like family member 28)

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
TOGARAM1NM_001308120.2 linkuse as main transcriptc.335C>G p.Ala112Gly missense_variant 1/20 ENST00000361462.7 NP_001295049.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
TOGARAM1ENST00000361462.7 linkuse as main transcriptc.335C>G p.Ala112Gly missense_variant 1/201 NM_001308120.2 ENSP00000354917.2 G3XAE9

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152184
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000161
AC:
4
AN:
249008
Hom.:
0
AF XY:
0.0000148
AC XY:
2
AN XY:
134970
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000116
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000684
AC:
10
AN:
1461122
Hom.:
0
Cov.:
31
AF XY:
0.00000550
AC XY:
4
AN XY:
726904
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000224
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152184
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74352
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000131
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000756

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsMay 10, 2024The c.335C>G (p.A112G) alteration is located in exon 1 (coding exon 1) of the FAM179B gene. This alteration results from a C to G substitution at nucleotide position 335, causing the alanine (A) at amino acid position 112 to be replaced by a glycine (G). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.24
BayesDel_addAF
Benign
-0.16
T
BayesDel_noAF
Benign
-0.21
CADD
Pathogenic
26
DANN
Uncertain
1.0
DEOGEN2
Benign
0.012
T;T
Eigen
Uncertain
0.49
Eigen_PC
Uncertain
0.51
FATHMM_MKL
Benign
0.68
D
LIST_S2
Benign
0.86
D;D
M_CAP
Benign
0.010
T
MetaRNN
Uncertain
0.54
D;D
MetaSVM
Benign
-0.66
T
MutationTaster
Benign
0.56
D;D;D
PrimateAI
Uncertain
0.73
T
PROVEAN
Benign
-1.2
N;N
REVEL
Benign
0.17
Sift
Uncertain
0.0030
D;.
Sift4G
Pathogenic
0.0
D;D
Polyphen
1.0
D;D
Vest4
0.54
MutPred
0.29
Loss of helix (P = 0.0237);Loss of helix (P = 0.0237);
MVP
0.58
MPC
0.69
ClinPred
0.78
D
GERP RS
4.9
Varity_R
0.32
gMVP
0.45

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: rs1364445467; hg19: chr14-45431959; API