Genetic Variant NM_016002.3:c.617A>G (chr1-246758278-A-G) – 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_016002.3(SCCPDH):c.617A>G(p.Asp206Gly) variant causes a missense change. The variant allele was found at a frequency of 0.00000124 in 1,610,340 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)

Exomes 𝑓: 6.9e-7 ( 0 hom. )

Consequence

SCCPDH
NM_016002.3 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.17

Publications

0 publications found

Variant links:

Genes affected

SCCPDH (HGNC:24275): (saccharopine dehydrogenase (putative)) Predicted to enable oxidoreductase activity. Predicted to be involved in glycolipid biosynthetic process. Located in lipid droplet and midbody. [provided by Alliance of Genome Resources, Apr 2022]

SCCPDH 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_016002.3. 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
	SCCPDH	NM_016002.3	MANE Select	c.617A>G	p.Asp206Gly	missense	Exon 6 of 12	NP_057086.2	A0A384NPM7

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
SCCPDH	ENST00000366510.4	TSL:1 MANE Select	c.617A>G	p.Asp206Gly	missense	Exon 6 of 12	ENSP00000355467.3	Q8NBX0
SCCPDH	ENST00000878248.1		c.617A>G	p.Asp206Gly	missense	Exon 6 of 12	ENSP00000548307.1
SCCPDH	ENST00000878244.1		c.617A>G	p.Asp206Gly	missense	Exon 6 of 12	ENSP00000548303.1

Frequencies

GnomAD3 genomes

AF:

0.00000657

AC:

AN:

152196

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000241

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:

6.86e-7

AC:

AN:

1458144

Hom.:

Cov.:

AF XY:

0.00000138

AC XY:

AN XY:

725494

show subpopulations

African (AFR)

AF:

0.0000300

AC:

AN:

33334

American (AMR)

AF:

0.00

AC:

AN:

44194

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26086

East Asian (EAS)

AF:

0.00

AC:

AN:

39472

South Asian (SAS)

AF:

0.00

AC:

AN:

85726

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53372

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5752

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

1109974

Other (OTH)

AF:

0.00

AC:

AN:

60234

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.525

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:

0.00000657

AC:

AN:

152196

Hom.:

Cov.:

AF XY:

0.0000134

AC XY:

AN XY:

74362

show subpopulations

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.

African (AFR)

AF:

0.0000241

AC:

AN:

41444

American (AMR)

AF:

0.00

AC:

AN:

15280

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5196

South Asian (SAS)

AF:

0.00

AC:

AN:

4830

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10614

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68040

Other (OTH)

AF:

0.00

AC:

AN:

2094

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.325

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.00

Hom.:

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

0.46

BayesDel_addAF

Uncertain

0.047

BayesDel_noAF

Benign

-0.17

CADD

Benign

(source)

DANN

Uncertain

0.99

DEOGEN2

Benign

0.23

Eigen

Benign

0.071

Eigen_PC

Benign

0.14

FATHMM_MKL

Uncertain

0.95

LIST_S2

Benign

0.85

M_CAP

Benign

0.019

MetaRNN

Uncertain

0.63

MetaSVM

Benign

-0.93

MutationAssessor

Benign

2.0

PhyloP100

5.2

PrimateAI

Benign

0.35

PROVEAN

Uncertain

-3.7

REVEL

Benign

0.21

Sift

Benign

0.17

Sift4G

Benign

0.27

Polyphen

0.34

Vest4

0.53

MutPred

0.67

Gain of MoRF binding (P = 0.0256)

MVP

0.66

MPC

0.19

ClinPred

0.94

GERP RS

3.7

Varity_R

0.26

gMVP

0.79

Mutation Taster

=75/25

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

ClinVar

Computational scores

Splicing

Publications

Other links and lift over