chr12-120304025-G-A

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_012240.3(SIRT4):​c.464G>A​(p.Arg155Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000801 in 1,611,104 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000059 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000082 ( 0 hom. )

Consequence

SIRT4
NM_012240.3 missense

Scores

1
18

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.317
Variant links:
Genes affected
SIRT4 (HGNC:14932): (sirtuin 4) This gene encodes a member of the sirtuin family of proteins, homologs to the yeast Sir2 protein. Members of the sirtuin family are characterized by a sirtuin core domain and grouped into four classes. The functions of human sirtuins have not yet been determined; however, yeast sirtuin proteins are known to regulate epigenetic gene silencing and suppress recombination of rDNA. Studies suggest that the human sirtuins may function as intracellular regulatory proteins with mono-ADP-ribosyltransferase activity. The protein encoded by this gene is included in class IV of the sirtuin family. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.03699106).
BP6
Variant 12-120304025-G-A is Benign according to our data. Variant chr12-120304025-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 2455806.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SIRT4NM_012240.3 linkuse as main transcriptc.464G>A p.Arg155Gln missense_variant 2/4 ENST00000202967.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SIRT4ENST00000202967.4 linkuse as main transcriptc.464G>A p.Arg155Gln missense_variant 2/41 NM_012240.3 P1
SIRT4ENST00000536460.1 linkuse as main transcriptc.287G>A p.Arg96Gln missense_variant 2/25
SIRT4ENST00000537892.1 linkuse as main transcriptn.146G>A non_coding_transcript_exon_variant 1/35

Frequencies

GnomAD3 genomes
AF:
0.0000591
AC:
9
AN:
152160
Hom.:
0
Cov.:
31
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:
0.0000588
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000808
AC:
20
AN:
247668
Hom.:
0
AF XY:
0.0000820
AC XY:
11
AN XY:
134204
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000231
Gnomad ASJ exome
AF:
0.0000996
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000886
Gnomad OTH exome
AF:
0.000164
GnomAD4 exome
AF:
0.0000823
AC:
120
AN:
1458826
Hom.:
0
Cov.:
34
AF XY:
0.0000840
AC XY:
61
AN XY:
725804
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000268
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:
0.0000872
Gnomad4 OTH exome
AF:
0.000166
GnomAD4 genome
AF:
0.0000591
AC:
9
AN:
152278
Hom.:
0
Cov.:
31
AF XY:
0.0000403
AC XY:
3
AN XY:
74468
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:
0.0000588
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.0000463
Hom.:
0
Bravo
AF:
0.000121
TwinsUK
AF:
0.00
AC:
0
ALSPAC
AF:
0.000259
AC:
1
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000233
AC:
2
ExAC
AF:
0.0000906
AC:
11
EpiCase
AF:
0.000164
EpiControl
AF:
0.0000593

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingAmbry GeneticsJan 10, 2023This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.058
BayesDel_addAF
Benign
-0.48
T
BayesDel_noAF
Benign
-0.64
CADD
Benign
6.8
DANN
Benign
0.97
DEOGEN2
Benign
0.068
.;T
Eigen
Benign
-0.78
Eigen_PC
Benign
-0.63
FATHMM_MKL
Benign
0.39
N
LIST_S2
Uncertain
0.90
D;T
M_CAP
Benign
0.0033
T
MetaRNN
Benign
0.037
T;T
MetaSVM
Benign
-0.96
T
MutationAssessor
Benign
1.3
.;L
MutationTaster
Benign
0.99
N
PrimateAI
Benign
0.25
T
PROVEAN
Benign
-0.84
N;N
REVEL
Benign
0.015
Sift
Benign
0.60
T;T
Sift4G
Benign
0.46
T;T
Polyphen
0.0030
.;B
Vest4
0.12
MVP
0.35
MPC
0.29
ClinPred
0.038
T
GERP RS
0.47
Varity_R
0.035
gMVP
0.15

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.070
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: rs202219623; hg19: chr12-120741828; API