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chr4-75964187-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_018115.4(SDAD1):​c.1129G>A​(p.Val377Met) variant causes a missense change. The variant allele was found at a frequency of 0.0000106 in 1,607,440 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000033 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000082 ( 0 hom. )

Consequence

SDAD1
NM_018115.4 missense

Scores

1
7
11

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.07
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]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.3444386).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SDAD1NM_018115.4 linkuse as main transcriptc.1129G>A p.Val377Met missense_variant 14/22 ENST00000356260.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SDAD1ENST00000356260.10 linkuse as main transcriptc.1129G>A p.Val377Met missense_variant 14/221 NM_018115.4 P1Q9NVU7-1
SDAD1ENST00000395710.5 linkuse as main transcriptc.*985G>A 3_prime_UTR_variant, NMD_transcript_variant 14/221
SDAD1ENST00000395711.8 linkuse as main transcriptc.1018G>A p.Val340Met missense_variant 13/212
SDAD1ENST00000513089.5 linkuse as main transcriptn.435G>A non_coding_transcript_exon_variant 6/95

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152132
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.000479
GnomAD3 exomes
AF:
0.0000244
AC:
6
AN:
245700
Hom.:
0
AF XY:
0.0000226
AC XY:
3
AN XY:
132776
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000181
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS 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:
0.00000825
AC:
12
AN:
1455308
Hom.:
0
Cov.:
29
AF XY:
0.00000553
AC XY:
4
AN XY:
723870
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000231
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000329
AC:
5
AN:
152132
Hom.:
0
Cov.:
33
AF XY:
0.0000538
AC XY:
4
AN XY:
74330
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000262
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000479
Bravo
AF:
0.000110
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 GeneticsFeb 28, 2024The c.1129G>A (p.V377M) alteration is located in exon 14 (coding exon 14) of the SDAD1 gene. This alteration results from a G to A substitution at nucleotide position 1129, causing the valine (V) at amino acid position 377 to be replaced by a methionine (M). 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
0.26
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.43
CADD
Uncertain
25
DANN
Uncertain
1.0
DEOGEN2
Benign
0.094
T;.
Eigen
Uncertain
0.44
Eigen_PC
Uncertain
0.50
FATHMM_MKL
Uncertain
0.86
D
LIST_S2
Pathogenic
0.98
D;D
M_CAP
Benign
0.0056
T
MetaRNN
Benign
0.34
T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.4
L;.
MutationTaster
Benign
0.92
D;D
PrimateAI
Uncertain
0.68
T
PROVEAN
Benign
-1.0
N;N
REVEL
Benign
0.13
Sift
Uncertain
0.0020
D;D
Sift4G
Uncertain
0.0090
D;D
Polyphen
0.85
P;P
Vest4
0.64
MutPred
0.56
Gain of disorder (P = 0.3537);.;
MVP
0.41
MPC
0.069
ClinPred
0.54
D
GERP RS
5.1
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.24
gMVP
0.44

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: rs746216898; hg19: chr4-76885340; API