3-197512035-C-T
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Variant summary
Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP3_Moderate
The NM_203314.3(BDH1):c.892G>A(p.Val298Ile) variant causes a missense change. The variant allele was found at a frequency of 0.0000353 in 1,614,038 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000038 ( 0 hom. )
Consequence
BDH1
NM_203314.3 missense
NM_203314.3 missense
Scores
7
6
5
Clinical Significance
Conservation
PhyloP100: 6.07
Genes affected
BDH1 (HGNC:1027): (3-hydroxybutyrate dehydrogenase 1) This gene encodes a member of the short-chain dehydrogenase/reductase gene family. The encoded protein forms a homotetrameric lipid-requiring enzyme of the mitochondrial membrane and has a specific requirement for phosphatidylcholine for optimal enzymatic activity. The encoded protein catalyzes the interconversion of acetoacetate and (R)-3-hydroxybutyrate, the two major ketone bodies produced during fatty acid catabolism. Alternatively spliced transcript variants encoding the same protein have been described. [provided by RefSeq, Jul 2008]
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ACMG classification
Classification made for transcript
Verdict is Uncertain_significance. Variant got 4 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.867
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
BDH1 | NM_203314.3 | c.892G>A | p.Val298Ile | missense_variant | 8/8 | ENST00000392379.6 | NP_976059.1 |
Ensembl
Frequencies
GnomAD3 genomes AF: 0.0000131 AC: 2AN: 152168Hom.: 0 Cov.: 33
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GnomAD3 exomes AF: 0.00000398 AC: 1AN: 251404Hom.: 0 AF XY: 0.00 AC XY: 0AN XY: 135886
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GnomAD4 exome AF: 0.0000376 AC: 55AN: 1461870Hom.: 0 Cov.: 31 AF XY: 0.0000275 AC XY: 20AN XY: 727236
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GnomAD4 genome AF: 0.0000131 AC: 2AN: 152168Hom.: 0 Cov.: 33 AF XY: 0.0000135 AC XY: 1AN XY: 74328
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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 submitter | clinical testing | Ambry Genetics | Nov 13, 2024 | The c.892G>A (p.V298I) alteration is located in exon 8 (coding exon 6) of the BDH1 gene. This alteration results from a G to A substitution at nucleotide position 892, causing the valine (V) at amino acid position 298 to be replaced by an isoleucine (I). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
BayesDel_addAF
Pathogenic
D
BayesDel_noAF
Uncertain
CADD
Benign
DANN
Uncertain
DEOGEN2
Benign
T;T;T;T
Eigen
Pathogenic
Eigen_PC
Pathogenic
FATHMM_MKL
Uncertain
D
M_CAP
Uncertain
D
MetaRNN
Pathogenic
D;D;D;D
MetaSVM
Pathogenic
D
MutationAssessor
Pathogenic
H;H;H;.
PrimateAI
Benign
T
PROVEAN
Benign
N;N;N;N
REVEL
Pathogenic
Sift
Uncertain
D;D;D;D
Sift4G
Uncertain
D;D;D;D
Polyphen
D;D;D;.
Vest4
MutPred
Loss of sheet (P = 0.0817);Loss of sheet (P = 0.0817);Loss of sheet (P = 0.0817);.;
MVP
MPC
ClinPred
D
GERP RS
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gMVP
Splicing
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at