Genetic Variant NM_001013698.2:c.533C>T (chr12-14806148-G-A) – ACMG Classification: Uncertain_significance (2 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2

The NM_001013698.2(SMCO3):c.533C>T(p.Ala178Val) variant causes a missense change. The variant allele was found at a frequency of 0.00000558 in 1,613,876 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)

Exomes 𝑓: 0.0000041 ( 0 hom. )

Consequence

SMCO3
NM_001013698.2 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.27

Publications

0 publications found

Variant links:

Genes affected

SMCO3 (HGNC:34401): (single-pass membrane protein with coiled-coil domains 3) Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

SMCO3 links:

C12orf60 (HGNC:28726): (chromosome 12 open reading frame 60)

C12orf60 links:

ENSG00000286107 (HGNC:):

ENSG00000286107 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001013698.2. 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
	SMCO3	NM_001013698.2	MANE Select	c.533C>T	p.Ala178Val	missense	Exon 2 of 2	NP_001013720.2	A2RU48
	C12orf60	NM_175874.4	MANE Select	c.-25+2397G>A		intron	N/A	NP_787070.2	Q5U649

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
SMCO3	ENST00000316048.2	TSL:1 MANE Select	c.533C>T	p.Ala178Val	missense	Exon 2 of 2	ENSP00000381895.1	A2RU48
C12orf60	ENST00000330828.3	TSL:1 MANE Select	c.-25+2397G>A		intron	N/A	ENSP00000331691.2	Q5U649
SMCO3	ENST00000858169.1		c.533C>T	p.Ala178Val	missense	Exon 2 of 2	ENSP00000528228.1

Frequencies

GnomAD3 genomes

AF:

0.0000197

AC:

AN:

152014

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000725

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:

0.00

Gnomad OTH

AF:

0.00

GnomAD4 exome

AF:

0.00000410

AC:

AN:

1461862

Hom.:

Cov.:

AF XY:

0.00000413

AC XY:

AN XY:

727234

show subpopulations

African (AFR)

AF:

0.0000597

AC:

AN:

33476

American (AMR)

AF:

0.00

AC:

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26136

East Asian (EAS)

AF:

0.00

AC:

AN:

39700

South Asian (SAS)

AF:

0.00

AC:

AN:

86258

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53420

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.00000360

AC:

AN:

1111984

Other (OTH)

AF:

0.00

AC:

AN:

60396

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

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:

0.0000197

AC:

AN:

152014

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

74230

show subpopulations

African (AFR)

AF:

0.0000725

AC:

AN:

41368

American (AMR)

AF:

0.00

AC:

AN:

15260

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5184

South Asian (SAS)

AF:

0.00

AC:

AN:

4814

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10590

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68010

Other (OTH)

AF:

0.00

AC:

AN:

2092

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.642

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.00

Hom.:

Bravo

AF:

0.0000227

ExAC

AF:

0.00000827

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

Uncertain

0.41

BayesDel_addAF

Uncertain

0.066

BayesDel_noAF

Benign

-0.14

CADD

Pathogenic

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.024

Eigen

Uncertain

0.60

Eigen_PC

Uncertain

0.60

FATHMM_MKL

Uncertain

0.94

LIST_S2

Benign

0.85

M_CAP

Benign

0.029

MetaRNN

Uncertain

0.71

MetaSVM

Benign

-1.0

MutationAssessor

Benign

1.0

PhyloP100

6.3

PrimateAI

Uncertain

0.59

PROVEAN

Uncertain

-4.0

REVEL

Benign

0.26

Sift

Pathogenic

0.0

Sift4G

Pathogenic

0.0

Polyphen

1.0

Vest4

0.85

MutPred

0.25

Loss of helix (P = 0.0072)

MVP

0.42

MPC

0.22

ClinPred

0.99

GERP RS

4.6

Varity_R

0.64

gMVP

0.81

Mutation Taster

=80/20

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.14

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

ClinVar

Computational scores

Splicing

Publications

Other links and lift over