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GeneBe

9-91214431-A-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_ModerateBP6_Moderate

The NM_001698.3(AUH):c.943-6T>C variant causes a splice region, splice polypyrimidine tract, intron change. The variant allele was found at a frequency of 0.0000301 in 1,596,728 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000031 ( 0 hom. )

Consequence

AUH
NM_001698.3 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.01097
2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 4.12
Variant links:
Genes affected
AUH (HGNC:890): (AU RNA binding methylglutaconyl-CoA hydratase) This gene encodes bifunctional mitochondrial protein that has both RNA-binding and hydratase activities. The encoded protein is a methylglutaconyl-CoA hydratase that catalyzes the hydration of 3-methylglutaconyl-CoA to 3-hydroxy-3-methyl-glutaryl-CoA, a critical step in the leucine degradation pathway. This protein also binds AU-rich elements (AREs) found in the 3' UTRs of rapidly decaying mRNAs including c-fos, c-myc and granulocyte/ macrophage colony stimulating factor. ARE elements are involved in directing RNA to rapid degradation and deadenylation. This protein is localizes to the mitochondrial matrix and the inner mitochondrial membrane and may be involved in mitochondrial protein synthesis. Mutations in this gene are the cause of 3-methylglutaconic aciduria, type I. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Sep 2015]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.42).
BP6
Variant 9-91214431-A-G is Benign according to our data. Variant chr9-91214431-A-G is described in ClinVar as [Benign]. Clinvar id is 1594911.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
AUHNM_001698.3 linkuse as main transcriptc.943-6T>C splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000375731.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
AUHENST00000375731.9 linkuse as main transcriptc.943-6T>C splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_001698.3 P1Q13825-1
AUHENST00000303617.5 linkuse as main transcriptc.856-6T>C splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 Q13825-2
AUHENST00000473695.1 linkuse as main transcriptn.167-6T>C splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant, non_coding_transcript_variant 2

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152254
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000196
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:
0.000193
AC:
44
AN:
227606
Hom.:
0
AF XY:
0.000170
AC XY:
21
AN XY:
123392
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00132
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:
0.0000312
AC:
45
AN:
1444474
Hom.:
0
Cov.:
29
AF XY:
0.0000306
AC XY:
22
AN XY:
717996
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00103
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:
0.0000197
AC:
3
AN:
152254
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74382
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000196
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:
0.0000453

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

3-methylglutaconic aciduria type 1 Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeDec 21, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.42
Cadd
Benign
13
Dann
Benign
0.95

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.011
dbscSNV1_RF
Benign
0.23
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: rs778134028; hg19: chr9-93976713; API