10-97584744-T-A
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Variant summary
Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2
The NM_138413.4(HOGA1):c.41T>A(p.Leu14Gln) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000248 in 1,612,658 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000021 ( 0 hom. )
Consequence
HOGA1
NM_138413.4 missense
NM_138413.4 missense
Scores
2
7
9
Clinical Significance
Conservation
PhyloP100: 2.48
Genes affected
HOGA1 (HGNC:25155): (4-hydroxy-2-oxoglutarate aldolase 1) The authors of PMID:20797690 cloned this gene while searching for genes in a region of chromosome 10 linked to primary hyperoxalurea type III. They noted that even though the encoded protein has been described as a mitochondrial dihydrodipicolinate synthase-like enzyme, it shares little homology with E. coli dihydrodipicolinate synthase (Dhdps), particularly in the putative substrate-binding region. Moreover, neither lysine biosynthesis nor sialic acid metabolism, for which Dhdps is responsible, occurs in vertebrate mitochondria. They propose that this gene encodes mitochondrial 4-hydroxyl-2-oxoglutarate aldolase (EC 4.1.3.16), which catalyzes the final step in the metabolic pathway of hydroxyproline, releasing glyoxylate and pyruvate. This gene is predominantly expressed in the liver and kidney, and mutations in this gene are found in patients with primary hyperoxalurea type III. Alternatively spliced transcript variants encoding different isoforms have been noted for this gene. [provided by RefSeq, Nov 2010]
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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 |
---|---|---|---|---|---|---|---|---|
HOGA1 | NM_138413.4 | c.41T>A | p.Leu14Gln | missense_variant | 1/7 | ENST00000370646.9 | NP_612422.2 | |
HOGA1 | NM_001134670.2 | c.41T>A | p.Leu14Gln | missense_variant | 1/3 | NP_001128142.1 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
HOGA1 | ENST00000370646.9 | c.41T>A | p.Leu14Gln | missense_variant | 1/7 | 1 | NM_138413.4 | ENSP00000359680 | P1 | |
HOGA1 | ENST00000370647.8 | c.41T>A | p.Leu14Gln | missense_variant | 1/3 | 1 | ENSP00000359681 | |||
HOGA1 | ENST00000465608.1 | n.422T>A | non_coding_transcript_exon_variant | 1/3 | 2 |
Frequencies
GnomAD3 genomes AF: 0.00000657 AC: 1AN: 152206Hom.: 0 Cov.: 32
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GnomAD3 exomes AF: 0.00000400 AC: 1AN: 250154Hom.: 0 AF XY: 0.00000740 AC XY: 1AN XY: 135092
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GnomAD4 exome AF: 0.00000205 AC: 3AN: 1460452Hom.: 0 Cov.: 31 AF XY: 0.00000275 AC XY: 2AN XY: 726328
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GnomAD4 genome AF: 0.00000657 AC: 1AN: 152206Hom.: 0 Cov.: 32 AF XY: 0.00 AC XY: 0AN XY: 74356
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ClinVar
Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link
Submissions by phenotype
Primary hyperoxaluria type 3 Uncertain:1
Uncertain significance, criteria provided, single submitter | curation | Clinical Biochemistry Laboratory, Health Services Laboratory | Oct 27, 2023 | ACMG:PM1 PM3 PP3 BP1 - |
Computational scores
Source:
Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
BayesDel_addAF
Pathogenic
D
BayesDel_noAF
Uncertain
CADD
Benign
DANN
Uncertain
DEOGEN2
Benign
.;T;.
Eigen
Benign
Eigen_PC
Benign
FATHMM_MKL
Benign
D
LIST_S2
Benign
T;T;T
M_CAP
Uncertain
D
MetaRNN
Uncertain
T;T;T
MetaSVM
Uncertain
D
MutationAssessor
Benign
L;L;.
MutationTaster
Benign
N;D;N
PROVEAN
Benign
N;N;N
REVEL
Uncertain
Sift
Uncertain
D;D;D
Sift4G
Pathogenic
D;T;D
Polyphen
D;D;.
Vest4
MutPred
Loss of helix (P = 0.0196);Loss of helix (P = 0.0196);Loss of helix (P = 0.0196);
MVP
MPC
0.29
ClinPred
D
GERP RS
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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