chr19-6147650-G-A

Variant summary

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

The NM_030924.5(ACSBG2):​c.272G>A​(p.Arg91Gln) variant causes a missense change. The variant allele was found at a frequency of 0.0000204 in 1,614,010 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000021 ( 0 hom. )

Consequence

ACSBG2
NM_030924.5 missense

Scores

1
5
10

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.80
Variant links:
Genes affected
ACSBG2 (HGNC:24174): (acyl-CoA synthetase bubblegum family member 2) Enables acyl-CoA hydrolase activity and arachidonate-CoA ligase activity. Acts upstream of or within fatty acid metabolic process. Located in cytosol and mitochondrion. [provided by Alliance of Genome Resources, Apr 2022]
RFX2 (HGNC:9983): (regulatory factor X2) This gene is a member of the regulatory factor X gene family, which encodes transcription factors that contain a highly-conserved winged helix DNA binding domain. The protein encoded by this gene is structurally related to regulatory factors X1, X3, X4, and X5. It is a transcriptional activator that can bind DNA as a monomer or as a heterodimer with other RFX family members. This protein can bind to cis elements in the promoter of the IL-5 receptor alpha gene. Two transcript variants encoding different isoforms have been described for this gene, and both variants utilize alternative polyadenylation sites. [provided by RefSeq, Jul 2008]

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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 Protein UniProt
ACSBG2NM_030924.5 linkc.272G>A p.Arg91Gln missense_variant 3/15 ENST00000588485.6 NP_112186.3 Q5FVE4-1A0A140VJD4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ACSBG2ENST00000588485.6 linkc.272G>A p.Arg91Gln missense_variant 3/151 NM_030924.5 ENSP00000466336.2 Q5FVE4-1

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152170
Hom.:
0
Cov.:
32
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:
0.000192
Gnomad SAS
AF:
0.000208
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000278
AC:
7
AN:
251374
Hom.:
0
AF XY:
0.0000294
AC XY:
4
AN XY:
135872
show subpopulations
Gnomad AFR exome
AF:
0.0000616
Gnomad AMR exome
AF:
0.0000289
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000163
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000212
AC:
31
AN:
1461840
Hom.:
0
Cov.:
31
AF XY:
0.0000261
AC XY:
19
AN XY:
727224
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000202
Gnomad4 SAS exome
AF:
0.000162
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000630
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152170
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74336
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000192
Gnomad4 SAS
AF:
0.000208
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
ExAC
AF:
0.0000412
AC:
5

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 GeneticsJul 05, 2024The c.272G>A (p.R91Q) alteration is located in exon 3 (coding exon 2) of the ACSBG2 gene. This alteration results from a G to A substitution at nucleotide position 272, causing the arginine (R) at amino acid position 91 to be replaced by a glutamine (Q). 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
0.079
BayesDel_addAF
Benign
-0.34
T
BayesDel_noAF
Benign
-0.47
CADD
Uncertain
24
DANN
Uncertain
1.0
DEOGEN2
Benign
0.068
T;.;T;T;T
Eigen
Benign
0.16
Eigen_PC
Benign
0.14
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.88
D;D;D;.;D
M_CAP
Benign
0.020
T
MetaRNN
Uncertain
0.45
T;T;T;T;T
MetaSVM
Benign
-0.62
T
MutationAssessor
Uncertain
2.5
.;.;.;M;M
PrimateAI
Benign
0.30
T
Sift4G
Uncertain
0.051
T;T;D;T;T
Polyphen
0.99
.;.;.;D;D
Vest4
0.30, 0.30, 0.30
MutPred
0.66
Loss of methylation at R91 (P = 0.0261);.;Loss of methylation at R91 (P = 0.0261);Loss of methylation at R91 (P = 0.0261);Loss of methylation at R91 (P = 0.0261);
MVP
0.71
MPC
0.32
ClinPred
0.87
D
GERP RS
4.8
Varity_R
0.22
gMVP
0.51

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: rs773930895; hg19: chr19-6147661; COSMIC: COSV53124383; COSMIC: COSV53124383; API