Genetic Variant NM_080628.3:c.220G>A (chr20-36879071-G-A) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 0P and 2B. BP4_Moderate

The NM_080628.3(TLDC2):c.220G>A(p.Gly74Ser) variant causes a missense change. The variant allele was found at a frequency of 0.000083 in 1,614,020 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00032 ( 1 hom., cov: 32)

Exomes 𝑓: 0.000058 ( 0 hom. )

Consequence

TLDC2
NM_080628.3 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.59

Publications

1 publications found

Variant links:

Genes affected

TLDC2 (HGNC:16112): (TBC/LysM-associated domain containing 2) Predicted to be involved in response to oxidative stress. Predicted to act upstream of or within negative regulation of oxidative stress-induced neuron death. Predicted to be active in nucleus. [provided by Alliance of Genome Resources, Apr 2022]

TLDC2 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -2 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.07429829).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_080628.3. 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
	TLDC2	NM_080628.3	MANE Select	c.220G>A	p.Gly74Ser	missense	Exon 3 of 7	NP_542195.1	A0PJX2
	TLDC2	NM_001304783.1		c.220G>A	p.Gly74Ser	missense	Exon 3 of 6	NP_001291712.1	A0PJX2

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
TLDC2	ENST00000217320.8	TSL:1 MANE Select	c.220G>A	p.Gly74Ser	missense	Exon 3 of 7	ENSP00000217320.3	A0PJX2
TLDC2	ENST00000602922.5	TSL:1	c.220G>A	p.Gly74Ser	missense	Exon 3 of 6	ENSP00000473323.1	A0PJX2
TLDC2	ENST00000866646.1		c.220G>A	p.Gly74Ser	missense	Exon 3 of 7	ENSP00000536705.1

Frequencies

GnomAD3 genomes

AF:

0.000322

AC:

AN:

152134

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00301

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.000385

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

GnomAD2 exomes

AF:

0.000115

AC:

AN:

251460

AF XY:

0.000132

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.000723

Gnomad ASJ exome

AF:

0.0000992

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000176

Gnomad OTH exome

AF:

0.000163

GnomAD4 exome

AF:

0.0000581

AC:

AN:

1461886

Hom.:

Cov.:

AF XY:

0.0000591

AC XY:

AN XY:

727242

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

33480

American (AMR)

AF:

0.00110

AC:

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.0000765

AC:

AN:

26136

East Asian (EAS)

AF:

0.0000252

AC:

AN:

39700

South Asian (SAS)

AF:

0.00

AC:

AN:

86256

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53418

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.0000270

AC:

AN:

1112008

Other (OTH)

AF:

0.0000497

AC:

AN:

60396

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.481

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome 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

GnomAD4 genome

AF:

0.000322

AC:

AN:

152134

Hom.:

Cov.:

AF XY:

0.000431

AC XY:

AN XY:

74302

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41422

American (AMR)

AF:

0.00301

AC:

AN:

15278

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.000385

AC:

AN:

5198

South Asian (SAS)

AF:

0.00

AC:

AN:

4816

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10620

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

68012

Other (OTH)

AF:

0.00

AC:

AN:

2090

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.498

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:

0.000130

Hom.:

Bravo

AF:

0.000382

ExAC

AF:

0.0000412

AC:

ClinVar

ClinVar submissions as Germline

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

0.093

BayesDel_addAF

Benign

-0.11

BayesDel_noAF

Uncertain

-0.030

CADD

Uncertain

(source)

DANN

Uncertain

0.99

DEOGEN2

Benign

0.070

Eigen

Benign

-0.053

Eigen_PC

Benign

-0.027

FATHMM_MKL

Uncertain

0.92

LIST_S2

Uncertain

0.92

M_CAP

Benign

0.011

MetaRNN

Benign

0.074

MetaSVM

Benign

-1.1

MutationAssessor

Uncertain

2.2

PhyloP100

3.6

PrimateAI

Benign

0.41

PROVEAN

Pathogenic

-5.5

REVEL

Benign

0.25

Sift

Uncertain

0.026

Sift4G

Uncertain

0.011

Polyphen

0.22

Vest4

0.27

MutPred

0.48

Loss of catalytic residue at G74 (P = 0.0099)

MVP

0.49

MPC

0.092

ClinPred

0.49

GERP RS

5.1

Varity_R

0.62

gMVP

0.31

Mutation Taster

=72/28

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.090

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