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GeneBe

17-66229411-G-T

Variant summary

Our verdict is Benign. Variant got -12 ACMG points: 0P and 12B. BP4_StrongBA1

The NM_000042.3(APOH):​c.-32C>A variant causes a 5 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0653 in 1,602,734 control chromosomes in the GnomAD database, including 3,551 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.067 ( 326 hom., cov: 32)
Exomes 𝑓: 0.065 ( 3225 hom. )

Consequence

APOH
NM_000042.3 5_prime_UTR

Scores

2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 1.59
Variant links:
Genes affected
APOH (HGNC:616): (apolipoprotein H) Apolipoprotein H, also known as beta-2-glycoprotein I, is a component of circulating plasma lipoproteins. It has been implicated in a variety of physiologic pathways including lipoprotein metabolism, coagulation, hemostasis, and the production of antiphospholipid autoantibodies. APOH may be a required cofactor for anionic phospholipid binding by the antiphospholipid autoantibodies found in sera of many patients with lupus and primary antiphospholipid syndrome (APS). The anti-beta (2) glycoprotein I antibodies from APS patients, mediate inhibition of activated protein C which has anticoagulant properties. Because beta-2-GPI is the main autoantigen in patients with APS, the disruption of this pathway by autoantibodies may be an important mechanism for thrombosis in patients with APS.[provided by RefSeq, Dec 2019]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -12 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.81).
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0723 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
APOHNM_000042.3 linkuse as main transcriptc.-32C>A 5_prime_UTR_variant 1/8 ENST00000205948.11

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
APOHENST00000205948.11 linkuse as main transcriptc.-32C>A 5_prime_UTR_variant 1/81 NM_000042.3 P1
APOHENST00000577982.1 linkuse as main transcriptc.-32C>A 5_prime_UTR_variant 2/65

Frequencies

GnomAD3 genomes
AF:
0.0666
AC:
10127
AN:
152100
Hom.:
323
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0744
Gnomad AMI
AF:
0.0395
Gnomad AMR
AF:
0.0455
Gnomad ASJ
AF:
0.0715
Gnomad EAS
AF:
0.0645
Gnomad SAS
AF:
0.0535
Gnomad FIN
AF:
0.0896
Gnomad MID
AF:
0.0665
Gnomad NFE
AF:
0.0642
Gnomad OTH
AF:
0.0664
GnomAD3 exomes
AF:
0.0626
AC:
15405
AN:
246174
Hom.:
563
AF XY:
0.0625
AC XY:
8317
AN XY:
133104
show subpopulations
Gnomad AFR exome
AF:
0.0746
Gnomad AMR exome
AF:
0.0285
Gnomad ASJ exome
AF:
0.0661
Gnomad EAS exome
AF:
0.0616
Gnomad SAS exome
AF:
0.0511
Gnomad FIN exome
AF:
0.0970
Gnomad NFE exome
AF:
0.0671
Gnomad OTH exome
AF:
0.0672
GnomAD4 exome
AF:
0.0652
AC:
94573
AN:
1450516
Hom.:
3225
Cov.:
27
AF XY:
0.0653
AC XY:
47107
AN XY:
721778
show subpopulations
Gnomad4 AFR exome
AF:
0.0728
Gnomad4 AMR exome
AF:
0.0299
Gnomad4 ASJ exome
AF:
0.0696
Gnomad4 EAS exome
AF:
0.0717
Gnomad4 SAS exome
AF:
0.0499
Gnomad4 FIN exome
AF:
0.0949
Gnomad4 NFE exome
AF:
0.0661
Gnomad4 OTH exome
AF:
0.0597
GnomAD4 genome
AF:
0.0666
AC:
10138
AN:
152218
Hom.:
326
Cov.:
32
AF XY:
0.0666
AC XY:
4957
AN XY:
74408
show subpopulations
Gnomad4 AFR
AF:
0.0745
Gnomad4 AMR
AF:
0.0454
Gnomad4 ASJ
AF:
0.0715
Gnomad4 EAS
AF:
0.0643
Gnomad4 SAS
AF:
0.0535
Gnomad4 FIN
AF:
0.0896
Gnomad4 NFE
AF:
0.0642
Gnomad4 OTH
AF:
0.0662
Alfa
AF:
0.0620
Hom.:
311
Bravo
AF:
0.0628
Asia WGS
AF:
0.0580
AC:
200
AN:
3478

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.81
CADD
Benign
7.0
DANN
Benign
0.57

Splicing

Name
Calibrated prediction
Score
Prediction
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: rs8178822; hg19: chr17-64225529; COSMIC: COSV52772150; COSMIC: COSV52772150; API