Genetic Variant TMEM132C:p.Thr209Met (chr12-128415272-C-T) – ACMG Classification: Likely_benign (-4 pts)

Variant summary

Our verdict is Likely benign. The variant received -4 ACMG points: 0P and 4B. BP4_Strong

The NM_001136103.3(TMEM132C):c.626C>T(p.Thr209Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000238 in 1,597,782 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 31)

Exomes 𝑓: 0.000025 ( 1 hom. )

Consequence

TMEM132C
NM_001136103.3 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.0520

Publications

0 publications found

Variant links:

Genes affected

TMEM132C (HGNC:25436): (transmembrane protein 132C) Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

TMEM132C links:

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -4 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.040132403).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001136103.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	TMEM132C	NM_001136103.3	MANE Select	c.626C>T	p.Thr209Met	missense	Exon 2 of 9	NP_001129575.2	Q8N3T6
	TMEM132C	NM_001387058.1		c.566C>T	p.Thr189Met	missense	Exon 2 of 9	NP_001373987.1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	TMEM132C	ENST00000435159.3	TSL:5 MANE Select	c.626C>T	p.Thr209Met	missense	Exon 2 of 9	ENSP00000410852.2	Q8N3T6

Frequencies

GnomAD3 genomes

AF:

0.0000132

AC:

AN:

151966

Hom.:

Cov.:

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:

0.000388

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

GnomAD2 exomes

AF:

0.0000732

AC:

AN:

218598

AF XY:

0.0000843

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.0000314

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.000885

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.0000249

AC:

AN:

1445816

Hom.:

Cov.:

AF XY:

0.0000237

AC XY:

AN XY:

717858

show subpopulations

African (AFR)

AF:

0.0000303

AC:

AN:

32970

American (AMR)

AF:

0.0000234

AC:

AN:

42692

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25848

East Asian (EAS)

AF:

0.000337

AC:

AN:

38540

South Asian (SAS)

AF:

0.0000238

AC:

AN:

83876

European-Finnish (FIN)

AF:

0.0000192

AC:

AN:

52034

Middle Eastern (MID)

AF:

0.000174

AC:

AN:

5746

European-Non Finnish (NFE)

AF:

0.0000145

AC:

AN:

1104326

Other (OTH)

AF:

0.0000167

AC:

AN:

59784

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.509

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Exome Hom

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000132

AC:

AN:

151966

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

74218

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41370

American (AMR)

AF:

0.00

AC:

AN:

15260

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3464

East Asian (EAS)

AF:

0.000388

AC:

AN:

5156

South Asian (SAS)

AF:

0.00

AC:

AN:

4818

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10584

Middle Eastern (MID)

AF:

0.00

AC:

AN:

314

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68002

Other (OTH)

AF:

0.00

AC:

AN:

2086

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.500

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.00

Hom.:

ExAC

AF:

0.0000330

AC:

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.086

BayesDel_addAF

Benign

-0.58

BayesDel_noAF

Benign

-0.67

CADD

Benign

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.016

Eigen

Benign

-0.63

Eigen_PC

Benign

-0.76

FATHMM_MKL

Benign

0.20

LIST_S2

Benign

0.82

M_CAP

Benign

0.018

MetaRNN

Benign

0.040

MetaSVM

Benign

-1.1

MutationAssessor

Benign

2.0

PhyloP100

0.052

PrimateAI

Benign

0.28

PROVEAN

Benign

-1.6

REVEL

Benign

0.051

Sift

Benign

0.055

Sift4G

Uncertain

0.024

Polyphen

0.82

Vest4

0.098

MutPred

0.23

Loss of glycosylation at T209 (P = 0.048)

MVP

0.043

MPC

0.12

ClinPred

0.038

GERP RS

2.3

Varity_R

0.021

gMVP

0.28

Mutation Taster

=96/4

polymorphism

(source)

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over