Genetic Variant TMEM260:p.Gly25Gly (chr14-56579989-C-T) – ACMG Classification: Likely_benign (-6 pts)

Variant summary

Our verdict is Likely benign. The variant received -6 ACMG points: 0P and 6B. BP4_StrongBP6BP7

The NM_017799.4(TMEM260):c.75C>T(p.Gly25Gly) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000108 in 1,245,856 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.00049 ( 0 hom., cov: 33)

Exomes 𝑓: 0.000054 ( 0 hom. )

Consequence

TMEM260
NM_017799.4 synonymous

Scores

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:1B:1

Conservation

PhyloP100: 0.214

Publications

0 publications found

Variant links:

Genes affected

TMEM260 (HGNC:20185): (transmembrane protein 260) Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

TMEM260 Gene-Disease associations (from GenCC):

structural heart defects and renal anomalies syndrome
Inheritance: AR Classification: STRONG Submitted by: PanelApp Australia, Labcorp Genetics (formerly Invitae), G2P

TMEM260 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -6 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.58).

BP6

Variant 14-56579989-C-T is Benign according to our data. Variant chr14-56579989-C-T is described in ClinVar as Conflicting_classifications_of_pathogenicity. ClinVar VariationId is 641117.

BP7

Synonymous conserved (PhyloP=0.214 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_017799.4. 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
	TMEM260	NM_017799.4	MANE Select	c.75C>T	p.Gly25Gly	synonymous	Exon 1 of 16	NP_060269.3

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
TMEM260	ENST00000261556.11	TSL:2 MANE Select	c.75C>T	p.Gly25Gly	synonymous	Exon 1 of 16	ENSP00000261556.6	Q9NX78-1
TMEM260	ENST00000538838.5	TSL:1	c.75C>T	p.Gly25Gly	synonymous	Exon 1 of 13	ENSP00000441934.1	Q9NX78-3
TMEM260	ENST00000539559.6	TSL:1	n.75C>T		non_coding_transcript_exon	Exon 1 of 15	ENSP00000442602.2	F5H7D0

Frequencies

GnomAD3 genomes

AF:

0.000493

AC:

AN:

152242

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00162

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000262

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00318

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00143

GnomAD2 exomes

AF:

0.0000689

AC:

AN:

14510

AF XY:

0.00

show subpopulations

Gnomad AFR exome

AF:

0.00196

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS 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:

0.0000540

AC:

AN:

1093496

Hom.:

Cov.:

AF XY:

0.0000503

AC XY:

AN XY:

516884

show subpopulations

African (AFR)

AF:

0.00156

AC:

AN:

23026

American (AMR)

AF:

0.00

AC:

AN:

8484

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

14388

East Asian (EAS)

AF:

0.00

AC:

AN:

26620

South Asian (SAS)

AF:

0.00

AC:

AN:

19880

European-Finnish (FIN)

AF:

0.00

AC:

AN:

32930

Middle Eastern (MID)

AF:

0.00127

AC:

AN:

3158

European-Non Finnish (NFE)

AF:

0.0000119

AC:

AN:

921220

Other (OTH)

AF:

0.000183

AC:

AN:

43790

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.488

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:

0.000492

AC:

AN:

152360

Hom.:

Cov.:

AF XY:

0.000470

AC XY:

AN XY:

74508

show subpopulations

African (AFR)

AF:

0.00161

AC:

AN:

41598

American (AMR)

AF:

0.000261

AC:

AN:

15310

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5182

South Asian (SAS)

AF:

0.00

AC:

AN:

4826

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10628

Middle Eastern (MID)

AF:

0.00342

AC:

AN:

292

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68024

Other (OTH)

AF:

0.00142

AC:

AN:

2116

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.483

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:

0.000139

Hom.:

Bravo

AF:

0.000563

ClinVar

ClinVar submissions

Significance:Conflicting classifications of pathogenicity

Revision:criteria provided, conflicting classifications

View on ClinVar

Pathogenic

VUS

Benign

Condition

not provided (2)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.58

CADD

Benign

(source)

DANN

Benign

0.83

PhyloP100

0.21

PromoterAI

0.012

Neutral

(source)

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.0

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