16-20669958-C-T

Variant summary

Our verdict is Uncertain significance. The variant received 1 ACMG points: 2P and 1B. PM2BP4

The NM_001318890.3(ACSM1):​c.781G>A​(p.Asp261Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000018 in 1,613,670 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000026 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000017 ( 0 hom. )

Consequence

ACSM1
NM_001318890.3 missense

Scores

3
8
7

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.607

Publications

0 publications found
Variant links:
Genes affected
ACSM1 (HGNC:18049): (acyl-CoA synthetase medium chain family member 1) Enables CoA-ligase activity. Predicted to be involved in acyl-CoA metabolic process and fatty acid biosynthetic process. Located in mitochondrial matrix. [provided by Alliance of Genome Resources, Apr 2022]
ACSM3 (HGNC:10522): (acyl-CoA synthetase medium chain family member 3) Enables butyrate-CoA ligase activity. Predicted to be involved in acyl-CoA metabolic process and fatty acid biosynthetic process. Located in mitochondrion. Implicated in IgA glomerulonephritis. Biomarker of ulcerative colitis. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.36438558).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001318890.3. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
ACSM1
NM_001318890.3
MANE Select
c.781G>Ap.Asp261Asn
missense
Exon 6 of 14NP_001305819.1Q08AH1-1
ACSM1
NM_052956.3
c.781G>Ap.Asp261Asn
missense
Exon 5 of 13NP_443188.2Q08AH1-1
ACSM1
NR_134918.2
n.910G>A
non_coding_transcript_exon
Exon 6 of 11

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
ACSM1
ENST00000520010.6
TSL:1 MANE Select
c.781G>Ap.Asp261Asn
missense
Exon 6 of 14ENSP00000428047.1Q08AH1-1
ACSM1
ENST00000307493.8
TSL:1
c.781G>Ap.Asp261Asn
missense
Exon 5 of 13ENSP00000301956.3Q08AH1-1
ACSM1
ENST00000519745.5
TSL:1
n.*227G>A
non_coding_transcript_exon
Exon 6 of 11ENSP00000428650.1Q08AH1-2

Frequencies

GnomAD3 genomes
AF:
0.0000263
AC:
4
AN:
152056
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00115
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
GnomAD2 exomes
AF:
0.0000478
AC:
12
AN:
250994
AF XY:
0.0000442
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000870
Gnomad ASJ exome
AF:
0.000596
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000881
Gnomad OTH exome
AF:
0.000327
GnomAD4 exome
AF:
0.0000171
AC:
25
AN:
1461614
Hom.:
0
Cov.:
31
AF XY:
0.0000151
AC XY:
11
AN XY:
727100
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33468
American (AMR)
AF:
0.000134
AC:
6
AN:
44676
Ashkenazi Jewish (ASJ)
AF:
0.000536
AC:
14
AN:
26128
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39672
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86252
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53408
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5758
European-Non Finnish (NFE)
AF:
0.00000360
AC:
4
AN:
1111862
Other (OTH)
AF:
0.0000166
AC:
1
AN:
60390
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.483
Heterozygous variant carriers
0
2
4
6
8
10
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.0000263
AC:
4
AN:
152056
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74270
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
41400
American (AMR)
AF:
0.00
AC:
0
AN:
15254
Ashkenazi Jewish (ASJ)
AF:
0.00115
AC:
4
AN:
3470
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5172
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4824
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10604
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
68016
Other (OTH)
AF:
0.00
AC:
0
AN:
2088
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.550
Heterozygous variant carriers
0
1
2
2
3
4
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.000113
Hom.:
0
Bravo
AF:
0.0000340
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.0000247
AC:
3

ClinVar

ClinVar submissions
Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
not specified (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.23
BayesDel_addAF
Benign
-0.19
T
BayesDel_noAF
Benign
-0.31
CADD
Benign
23
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.13
T
Eigen
Uncertain
0.53
Eigen_PC
Uncertain
0.38
FATHMM_MKL
Uncertain
0.84
D
LIST_S2
Benign
0.82
T
M_CAP
Benign
0.028
D
MetaRNN
Benign
0.36
T
MetaSVM
Uncertain
0.0085
D
MutationAssessor
Pathogenic
3.4
M
PhyloP100
0.61
PrimateAI
Uncertain
0.56
T
PROVEAN
Pathogenic
-4.6
D
REVEL
Uncertain
0.44
Sift
Uncertain
0.0090
D
Sift4G
Uncertain
0.015
D
Polyphen
1.0
D
Vest4
0.16
MVP
0.71
MPC
0.43
ClinPred
0.84
D
GERP RS
5.0
PromoterAI
-0.0046
Neutral
Varity_R
0.34
gMVP
0.64
Mutation Taster
=235/65
polymorphism

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.10
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

Other links and lift over

dbSNP: rs374312430; hg19: chr16-20681280; COSMIC: COSV54638224; COSMIC: COSV54638224; API