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GeneBe

16-20548144-T-G

Variant summary

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

The NM_001105069.2(ACSM2B):c.1016A>C(p.Glu339Ala) variant causes a missense change. The variant allele was found at a frequency of 0.0000688 in 1,614,008 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000079 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000068 ( 0 hom. )

Consequence

ACSM2B
NM_001105069.2 missense

Scores

3
6
9

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.37
Variant links:
Genes affected
ACSM2B (HGNC:30931): (acyl-CoA synthetase medium chain family member 2B) Enables benzoate-CoA ligase activity. Predicted to be involved in acyl-CoA metabolic process and fatty acid biosynthetic process. Located in mitochondrion. [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
ACSM2BNM_001105069.2 linkuse as main transcriptc.1016A>C p.Glu339Ala missense_variant 8/14 ENST00000329697.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ACSM2BENST00000329697.10 linkuse as main transcriptc.1016A>C p.Glu339Ala missense_variant 8/141 NM_001105069.2 P1

Frequencies

GnomAD3 genomes
AF:
0.0000789
AC:
12
AN:
152124
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000196
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:
0.000118
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000835
AC:
21
AN:
251426
Hom.:
0
AF XY:
0.0000589
AC XY:
8
AN XY:
135884
show subpopulations
Gnomad AFR exome
AF:
0.000123
Gnomad AMR exome
AF:
0.0000578
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:
0.000149
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000677
AC:
99
AN:
1461766
Hom.:
0
Cov.:
31
AF XY:
0.0000564
AC XY:
41
AN XY:
727198
show subpopulations
Gnomad4 AFR exome
AF:
0.0000598
Gnomad4 AMR exome
AF:
0.0000671
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:
0.0000827
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000788
AC:
12
AN:
152242
Hom.:
0
Cov.:
32
AF XY:
0.0000806
AC XY:
6
AN XY:
74446
show subpopulations
Gnomad4 AFR
AF:
0.0000241
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:
0.000118
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000135
Hom.:
0
Bravo
AF:
0.0000718
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.0000906
AC:
11
EpiCase
AF:
0.000164
EpiControl
AF:
0.00

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 GeneticsSep 15, 2021The c.1016A>C (p.E339A) alteration is located in exon 9 (coding exon 7) of the ACSM2B gene. This alteration results from a A to C substitution at nucleotide position 1016, causing the glutamic acid (E) at amino acid position 339 to be replaced by an alanine (A). 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
Pathogenic
0.65
BayesDel_addAF
Benign
-0.19
T
BayesDel_noAF
Benign
-0.25
Cadd
Benign
21
Dann
Uncertain
0.99
DEOGEN2
Benign
0.067
T;T;.;T;T;.
Eigen
Benign
0.073
Eigen_PC
Benign
-0.13
FATHMM_MKL
Uncertain
0.88
D
M_CAP
Benign
0.011
T
MetaRNN
Uncertain
0.47
T;T;T;T;T;T
MetaSVM
Benign
-0.69
T
MutationAssessor
Pathogenic
4.0
H;H;.;H;H;.
MutationTaster
Benign
0.99
N;N;N;N
PrimateAI
Benign
0.34
T
PROVEAN
Pathogenic
-5.6
D;.;D;D;D;.
REVEL
Uncertain
0.32
Sift
Uncertain
0.0010
D;.;D;D;D;.
Sift4G
Uncertain
0.0020
D;D;D;D;D;D
Polyphen
1.0
D;D;.;D;D;.
Vest4
0.55
MVP
0.68
MPC
0.72
ClinPred
0.47
T
GERP RS
2.3
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.42
gMVP
0.67

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.020
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: rs142106780; hg19: chr16-20559466; API