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rs7320366

Variant summary

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

The NM_003850.3(SUCLA2):c.595T>C(p.Ser199Pro) variant causes a missense change. The variant allele was found at a frequency of 0.0000132 in 151,908 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. S199T) has been classified as Benign.

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 31)
Exomes 𝑓: 6.8e-7 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

SUCLA2
NM_003850.3 missense

Scores

1
5
8

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 4.74
Variant links:
Genes affected
SUCLA2 (HGNC:11448): (succinate-CoA ligase ADP-forming subunit beta) Succinyl-CoA synthetase (SCS) is a mitochondrial matrix enzyme that acts as a heterodimer, being composed of an invariant alpha subunit and a substrate-specific beta subunit. The protein encoded by this gene is an ATP-specific SCS beta subunit that dimerizes with the SCS alpha subunit to form SCS-A, an essential component of the tricarboxylic acid cycle. SCS-A hydrolyzes ATP to convert succinate to succinyl-CoA. Defects in this gene are a cause of myopathic mitochondrial DNA depletion syndrome. A pseudogene of this gene has been found on chromosome 6. [provided by RefSeq, Jul 2008]

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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=0.30182368).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SUCLA2NM_003850.3 linkuse as main transcriptc.595T>C p.Ser199Pro missense_variant 5/11 ENST00000646932.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SUCLA2ENST00000646932.1 linkuse as main transcriptc.595T>C p.Ser199Pro missense_variant 5/11 NM_003850.3 P1Q9P2R7-1

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
151908
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000796
AC:
2
AN:
251240
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135798
show subpopulations
Gnomad AFR exome
AF:
0.00
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:
0.0000176
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
Data not reliable, filtered out with message: AS_VQSR
AF:
6.84e-7
AC:
1
AN:
1461218
Hom.:
0
Cov.:
37
AF XY:
0.00
AC XY:
0
AN XY:
726976
show subpopulations
Gnomad4 AFR exome
AF:
0.00
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:
9.00e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
151908
Hom.:
0
Cov.:
31
AF XY:
0.0000135
AC XY:
1
AN XY:
74200
show subpopulations
Gnomad4 AFR
AF:
0.00
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:
0.0000294
Gnomad4 OTH
AF:
0.00
EpiCase
AF:
0.00
EpiControl
AF:
0.000119

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.94
BayesDel_addAF
Benign
-0.050
T
BayesDel_noAF
Benign
-0.29
Cadd
Benign
22
Dann
Uncertain
1.0
DEOGEN2
Uncertain
0.58
D;D;.;.;.;D;D;.;.
Eigen
Benign
-0.15
Eigen_PC
Benign
-0.028
FATHMM_MKL
Uncertain
0.89
D
M_CAP
Uncertain
0.13
D
MetaRNN
Benign
0.30
T;T;T;T;T;T;T;T;T
MetaSVM
Benign
-0.58
T
MutationAssessor
Uncertain
2.3
M;M;.;.;.;.;.;.;.
MutationTaster
Benign
1.0
P;P;P;P;P
PrimateAI
Benign
0.39
T
Polyphen
0.16
B;B;.;.;.;.;.;.;.
Vest4
0.13
MutPred
0.47
Gain of catalytic residue at S199 (P = 0);Gain of catalytic residue at S199 (P = 0);Gain of catalytic residue at S199 (P = 0);.;.;.;.;Gain of catalytic residue at S199 (P = 0);Gain of catalytic residue at S199 (P = 0);
MVP
0.70
MPC
0.45
ClinPred
0.82
D
GERP RS
4.6
Varity_R
0.72
gMVP
0.80

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: rs7320366; hg19: chr13-48547467; API