Genetic Variant NM_018115.4:c.1982G>A (chr4-75956009-C-T) – 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_018115.4(SDAD1):c.1982G>A(p.Arg661Gln) variant causes a missense change. The variant allele was found at a frequency of 0.0000238 in 1,598,602 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 (★). Synonymous variant affecting the same amino acid position (i.e. R661R) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.000072 ( 0 hom., cov: 32)

Exomes 𝑓: 0.000019 ( 1 hom. )

Consequence

SDAD1
NM_018115.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.74

Publications

6 publications found

Variant links:

Genes affected

SDAD1 (HGNC:25537): (SDA1 domain containing 1) Predicted to be involved in ribosomal large subunit biogenesis and ribosomal large subunit export from nucleus. Predicted to act upstream of or within cellular response to leukemia inhibitory factor. Located in nucleolus and nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

SDAD1 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=0.1950694).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_018115.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
SDAD1	NM_018115.4	MANE Select	c.1982G>A	p.Arg661Gln	missense	Exon 21 of 22	NP_060585.2	Q9NVU7-1
SDAD1	NM_001288983.2		c.1871G>A	p.Arg624Gln	missense	Exon 20 of 21	NP_001275912.1	E7EW05
SDAD1	NM_001288984.2		c.1691G>A	p.Arg564Gln	missense	Exon 21 of 22	NP_001275913.1	Q9NVU7-2

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
SDAD1	ENST00000356260.10	TSL:1 MANE Select	c.1982G>A	p.Arg661Gln	missense	Exon 21 of 22	ENSP00000348596.5	Q9NVU7-1
SDAD1	ENST00000395710.5	TSL:1	n.*1838G>A		non_coding_transcript_exon	Exon 21 of 22	ENSP00000379060.1	F8W8T7
SDAD1	ENST00000395710.5	TSL:1	n.*1838G>A		3_prime_UTR	Exon 21 of 22	ENSP00000379060.1	F8W8T7

Frequencies

GnomAD3 genomes

AF:

0.0000723

AC:

AN:

152194

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.000217

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0000655

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.000207

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000298

AC:

AN:

235266

AF XY:

0.0000315

show subpopulations

Gnomad AFR exome

AF:

0.000253

Gnomad AMR exome

AF:

0.0000334

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:

0.0000187

AC:

AN:

1446290

Hom.:

Cov.:

AF XY:

0.0000223

AC XY:

AN XY:

719096

show subpopulations

African (AFR)

AF:

0.000155

AC:

AN:

32178

American (AMR)

AF:

0.0000493

AC:

AN:

40562

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

25630

East Asian (EAS)

AF:

0.00

AC:

AN:

39406

South Asian (SAS)

AF:

0.0000607

AC:

AN:

82358

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53300

Middle Eastern (MID)

AF:

0.00

AC:

AN:

4856

European-Non Finnish (NFE)

AF:

0.0000108

AC:

AN:

1108342

Other (OTH)

AF:

0.0000503

AC:

AN:

59658

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.443

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:

0.0000722

AC:

AN:

152312

Hom.:

Cov.:

AF XY:

0.0000806

AC XY:

AN XY:

74482

show subpopulations

African (AFR)

AF:

0.000216

AC:

AN:

41578

American (AMR)

AF:

0.0000654

AC:

AN:

15292

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5186

South Asian (SAS)

AF:

0.000207

AC:

AN:

4826

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10618

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68024

Other (OTH)

AF:

0.00

AC:

AN:

2112

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.466

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:

0.0000986

Hom.:

Bravo

AF:

0.0000491

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

0.25

BayesDel_addAF

Benign

-0.27

BayesDel_noAF

Benign

-0.33

CADD

Uncertain

(source)

DANN

Pathogenic

1.0

DEOGEN2

Benign

0.015

Eigen

Uncertain

0.33

Eigen_PC

Uncertain

0.41

FATHMM_MKL

Pathogenic

0.98

LIST_S2

Uncertain

0.91

M_CAP

Benign

0.013

MetaRNN

Benign

0.20

MetaSVM

Benign

-1.1

MutationAssessor

Benign

1.9

PhyloP100

5.7

PrimateAI

Uncertain

0.61

PROVEAN

Benign

-1.7

REVEL

Benign

0.12

Sift

Benign

0.10

Sift4G

Benign

0.20

Polyphen

0.63

Vest4

0.50

MVP

0.37

MPC

0.089

ClinPred

0.071

GERP RS

4.7

Varity_R

0.37

gMVP

0.23

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

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

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