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GeneBe

8-118580801-G-C

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP4_ModerateBS2

The NM_207506.3(SAMD12):c.106C>G(p.Gln36Glu) variant causes a missense change. The variant allele was found at a frequency of 0.0000161 in 1,612,326 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000079 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000096 ( 0 hom. )

Consequence

SAMD12
NM_207506.3 missense

Scores

1
16

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.73
Variant links:
Genes affected
SAMD12 (HGNC:31750): (sterile alpha motif domain containing 12) Predicted to be involved in transmembrane receptor protein tyrosine kinase signaling pathway. Predicted to be active in cytoplasmic side of plasma membrane. Implicated in familial adult myoclonic epilepsy 1. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.09878555).
BS2
High AC in GnomAd at 12 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SAMD12NM_207506.3 linkuse as main transcriptc.106C>G p.Gln36Glu missense_variant 2/4 ENST00000314727.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SAMD12ENST00000314727.9 linkuse as main transcriptc.106C>G p.Gln36Glu missense_variant 2/41 NM_207506.3

Frequencies

GnomAD3 genomes
AF:
0.0000789
AC:
12
AN:
152060
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000290
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
GnomAD3 exomes
AF:
0.0000160
AC:
4
AN:
250668
Hom.:
0
AF XY:
0.00000738
AC XY:
1
AN XY:
135456
show subpopulations
Gnomad AFR exome
AF:
0.000247
Gnomad AMR exome
AF:
0.00
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:
0.00000959
AC:
14
AN:
1460266
Hom.:
0
Cov.:
30
AF XY:
0.00000551
AC XY:
4
AN XY:
726468
show subpopulations
Gnomad4 AFR exome
AF:
0.000359
Gnomad4 AMR exome
AF:
0.00
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:
0.00
Gnomad4 OTH exome
AF:
0.0000332
GnomAD4 genome
AF:
0.0000789
AC:
12
AN:
152060
Hom.:
0
Cov.:
32
AF XY:
0.000108
AC XY:
8
AN XY:
74260
show subpopulations
Gnomad4 AFR
AF:
0.000290
Gnomad4 AMR
AF:
0.00
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:
0.00
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.0000756
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000165
AC:
2

ClinVar

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

Submissions by phenotype

Inborn genetic diseases Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJan 23, 2023The c.106C>G (p.Q36E) alteration is located in exon 2 (coding exon 2) of the SAMD12 gene. This alteration results from a C to G substitution at nucleotide position 106, causing the glutamine (Q) at amino acid position 36 to be replaced by a glutamic acid (E). 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
0.078
BayesDel_addAF
Benign
-0.34
T
BayesDel_noAF
Benign
-0.42
Cadd
Benign
19
Dann
Benign
0.97
Eigen
Benign
0.028
Eigen_PC
Benign
0.10
FATHMM_MKL
Uncertain
0.85
D
LIST_S2
Benign
0.81
T;T;T
M_CAP
Benign
0.0031
T
MetaRNN
Benign
0.099
T;T;T
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
0.93
N;N
PrimateAI
Benign
0.34
T
PROVEAN
Benign
-0.96
N;N;N
REVEL
Benign
0.057
Sift
Benign
0.64
T;T;T
Sift4G
Benign
0.96
T;.;T
Polyphen
0.030
B;.;B
Vest4
0.25
MVP
0.40
MPC
0.084
ClinPred
0.035
T
GERP RS
4.4
Varity_R
0.096
gMVP
0.14

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: rs147252072; hg19: chr8-119593040; API