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chr4-75961298-T-C

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_018115.4(SDAD1):ā€‹c.1192A>Gā€‹(p.Ile398Val) variant causes a missense change. The variant allele was found at a frequency of 0.0000136 in 1,611,824 control chromosomes in the GnomAD database, with no homozygous occurrence. 12/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (ā˜…).

Frequency

Genomes: š‘“ 0.000026 ( 0 hom., cov: 32)
Exomes š‘“: 0.000012 ( 0 hom. )

Consequence

SDAD1
NM_018115.4 missense

Scores

3
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.68
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]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SDAD1NM_018115.4 linkuse as main transcriptc.1192A>G p.Ile398Val missense_variant 15/22 ENST00000356260.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SDAD1ENST00000356260.10 linkuse as main transcriptc.1192A>G p.Ile398Val missense_variant 15/221 NM_018115.4 P1Q9NVU7-1
SDAD1ENST00000395710.5 linkuse as main transcriptc.*1048A>G 3_prime_UTR_variant, NMD_transcript_variant 15/221
SDAD1ENST00000395711.8 linkuse as main transcriptc.1081A>G p.Ile361Val missense_variant 14/212
SDAD1ENST00000513089.5 linkuse as main transcriptn.498A>G non_coding_transcript_exon_variant 7/95

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152188
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000196
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000320
AC:
8
AN:
249758
Hom.:
0
AF XY:
0.0000445
AC XY:
6
AN XY:
134924
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000117
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000331
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000177
Gnomad OTH exome
AF:
0.000164
GnomAD4 exome
AF:
0.0000123
AC:
18
AN:
1459518
Hom.:
0
Cov.:
30
AF XY:
0.0000179
AC XY:
13
AN XY:
726016
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000135
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000350
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000360
Gnomad4 OTH exome
AF:
0.0000498
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152306
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74468
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000196
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000227
ExAC
AF:
0.0000247
AC:
3

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJan 03, 2024The c.1192A>G (p.I398V) alteration is located in exon 15 (coding exon 15) of the SDAD1 gene. This alteration results from a A to G substitution at nucleotide position 1192, causing the isoleucine (I) at amino acid position 398 to be replaced by a valine (V). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.094
BayesDel_addAF
Benign
-0.28
T
BayesDel_noAF
Benign
-0.41
CADD
Benign
19
DANN
Benign
0.87
DEOGEN2
Benign
0.053
T;.
Eigen
Benign
-0.13
Eigen_PC
Benign
0.097
FATHMM_MKL
Uncertain
0.96
D
LIST_S2
Benign
0.75
T;T
M_CAP
Benign
0.0060
T
MetaRNN
Uncertain
0.45
T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.30
N;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.63
T
PROVEAN
Benign
0.070
N;N
REVEL
Benign
0.19
Sift
Benign
0.73
T;T
Sift4G
Benign
1.0
T;T
Polyphen
0.0
B;B
Vest4
0.78
MutPred
0.69
Gain of methylation at K399 (P = 0.0688);.;
MVP
0.29
MPC
0.050
ClinPred
0.060
T
GERP RS
5.2
Varity_R
0.085
gMVP
0.35

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

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs754051760; hg19: chr4-76882451; COSMIC: COSV62402238; COSMIC: COSV62402238; API