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rs780609527

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP6

The NM_014384.3(ACAD8):c.734C>T(p.Ala245Val) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000018 in 1,612,464 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Conflicting classifications of pathogenicity (no stars).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000019 ( 0 hom. )

Consequence

ACAD8
NM_014384.3 missense

Scores

7
5
7

Clinical Significance

Conflicting classifications of pathogenicity criteria provided, conflicting classifications U:1B:1

Conservation

PhyloP100: 7.85
Variant links:
Genes affected
ACAD8 (HGNC:87): (acyl-CoA dehydrogenase family member 8) This gene encodes a member of the acyl-CoA dehydrogenase family of enzymes that catalyze the dehydrogenation of acyl-CoA derivatives in the metabolism of fatty acids or branch chained amino acids. The encoded protein is a mitochondrial enzyme that functions in catabolism of the branched-chain amino acid valine. Defects in this gene are the cause of isobutyryl-CoA dehydrogenase deficiency.[provided by RefSeq, Nov 2009]

Genome browser will be placed here

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;
BP6
Variant 11-134261072-C-T is Benign according to our data. Variant chr11-134261072-C-T is described in ClinVar as [Conflicting_classifications_of_pathogenicity]. Clinvar id is 570341.We mark this variant Likely_benign, oryginal submissions are: {Likely_benign=1, Uncertain_significance=1}.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ACAD8NM_014384.3 linkuse as main transcriptc.734C>T p.Ala245Val missense_variant 7/11 ENST00000281182.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ACAD8ENST00000281182.9 linkuse as main transcriptc.734C>T p.Ala245Val missense_variant 7/111 NM_014384.3 P1Q9UKU7-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152178
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000972
AC:
24
AN:
246900
Hom.:
0
AF XY:
0.0000450
AC XY:
6
AN XY:
133466
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000703
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000192
AC:
28
AN:
1460286
Hom.:
0
Cov.:
31
AF XY:
0.0000138
AC XY:
10
AN XY:
726226
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000629
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152178
Hom.:
0
Cov.:
33
AF XY:
0.0000135
AC XY:
1
AN XY:
74336
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000655
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000831
ExAC
AF:
0.0000824
AC:
10

ClinVar

Significance: Conflicting classifications of pathogenicity
Submissions summary: Uncertain:1Benign:1
Revision: criteria provided, conflicting classifications
LINK: link

Submissions by phenotype

Inborn genetic diseases Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJan 08, 2024The c.734C>T (p.A245V) alteration is located in exon 7 (coding exon 7) of the ACAD8 gene. This alteration results from a C to T substitution at nucleotide position 734, causing the alanine (A) at amino acid position 245 to be replaced by a valine (V). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -
Deficiency of isobutyryl-CoA dehydrogenase Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeJun 04, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.23
BayesDel_addAF
Pathogenic
0.20
D
BayesDel_noAF
Pathogenic
0.41
Cadd
Uncertain
25
Dann
Uncertain
1.0
DEOGEN2
Uncertain
0.63
D;.
Eigen
Benign
0.12
Eigen_PC
Uncertain
0.30
FATHMM_MKL
Pathogenic
1.0
D
LIST_S2
Pathogenic
0.99
D;D
M_CAP
Uncertain
0.15
D
MetaRNN
Uncertain
0.57
D;D
MetaSVM
Pathogenic
0.80
D
MutationAssessor
Benign
0.64
N;.
MutationTaster
Benign
1.0
D;D;D;D
PrimateAI
Pathogenic
0.80
T
PROVEAN
Benign
-1.4
N;N
REVEL
Pathogenic
0.67
Sift
Benign
0.20
T;T
Sift4G
Benign
0.17
T;T
Polyphen
0.29
B;.
Vest4
0.82
MutPred
0.46
Gain of MoRF binding (P = 0.1452);.;
MVP
0.96
MPC
0.15
ClinPred
0.16
T
GERP RS
5.4
Varity_R
0.34
gMVP
0.78

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: rs780609527; hg19: chr11-134130966; API