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GeneBe

7-19772560-T-C

Variant summary

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

The NM_001363562.2(TMEM196):ā€‹c.137A>Gā€‹(p.Asp46Gly) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000779 in 1,540,128 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: š‘“ 0.0000067 ( 0 hom., cov: 31)
Exomes š‘“: 0.0000079 ( 0 hom. )

Consequence

TMEM196
NM_001363562.2 missense

Scores

3
10
3

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.61
Variant links:
Genes affected
TMEM196 (HGNC:22431): (transmembrane protein 196) Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

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 UniProt
TMEM196NM_001363562.2 linkuse as main transcriptc.137A>G p.Asp46Gly missense_variant 1/5 ENST00000405844.6
LOC107986774XR_001745112.2 linkuse as main transcriptn.1126-38685T>C intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TMEM196ENST00000405844.6 linkuse as main transcriptc.137A>G p.Asp46Gly missense_variant 1/55 NM_001363562.2
TMEM196ENST00000405764.7 linkuse as main transcriptc.137A>G p.Asp46Gly missense_variant 1/41 P1Q5HYL7-4
TMEM196ENST00000422233.5 linkuse as main transcriptc.-58+1007A>G intron_variant 5
TMEM196ENST00000493519.2 linkuse as main transcriptc.-58+542A>G intron_variant 5 Q5HYL7-2

Frequencies

GnomAD3 genomes
AF:
0.00000669
AC:
1
AN:
149486
Hom.:
0
Cov.:
31
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:
0.0000148
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000205
AC:
3
AN:
146236
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
77830
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000437
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:
0.0000357
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000791
AC:
11
AN:
1390642
Hom.:
0
Cov.:
31
AF XY:
0.0000102
AC XY:
7
AN XY:
685740
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000576
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:
0.00000744
Gnomad4 OTH exome
AF:
0.0000174
GnomAD4 genome
AF:
0.00000669
AC:
1
AN:
149486
Hom.:
0
Cov.:
31
AF XY:
0.0000137
AC XY:
1
AN XY:
72792
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:
0.0000148
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000712
Hom.:
0
ExAC
AF:
0.0000402
AC:
1

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 GeneticsJul 25, 2023The c.137A>G (p.D46G) alteration is located in exon 1 (coding exon 1) of the TMEM196 gene. This alteration results from a A to G substitution at nucleotide position 137, causing the aspartic acid (D) at amino acid position 46 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
BayesDel_addAF
Pathogenic
0.28
D
BayesDel_noAF
Pathogenic
0.29
CADD
Uncertain
25
DANN
Uncertain
1.0
Eigen
Uncertain
0.65
Eigen_PC
Pathogenic
0.71
FATHMM_MKL
Uncertain
0.76
D
LIST_S2
Uncertain
0.90
D;D
M_CAP
Benign
0.0088
T
MetaRNN
Uncertain
0.59
D;D
MetaSVM
Benign
-0.54
T
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Uncertain
0.72
T
PROVEAN
Uncertain
-2.6
D;D
REVEL
Uncertain
0.44
Sift
Uncertain
0.022
D;D
Sift4G
Uncertain
0.057
T;T
Polyphen
1.0
.;D
Vest4
0.82
MutPred
0.28
Gain of catalytic residue at D46 (P = 0.0025);Gain of catalytic residue at D46 (P = 0.0025);
MVP
0.22
MPC
0.031
ClinPred
0.72
D
GERP RS
6.0
gMVP
0.59

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.10
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: rs779464254; hg19: chr7-19812183; API