Variant 7-43787959-G-A details in Genebe, Genetics Data Aggregator

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 0P and 0B.

The ENST00000265523.9(BLVRA):c.68G>A(p.Arg23Gln) variant causes a missense change. The variant allele was found at a frequency of 0.00000558 in 1,614,066 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)

Exomes 𝑓: 0.0000048 ( 0 hom. )

Consequence

BLVRA
ENST00000265523.9 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.20

Variant links:

Genes affected

BLVRA (HGNC:1062): (biliverdin reductase A) The protein encoded by this gene belongs to the biliverdin reductase family, members of which catalyze the conversion of biliverdin to bilirubin in the presence of NADPH or NADH. Mutations in this gene are associated with hyperbiliverdinemia. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Dec 2011]

BLVRA links:

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	Protein	UniProt
BLVRA	NM_000712.4 linkuse as main transcript	c.68G>A	p.Arg23Gln	missense_variant	3/8	ENST00000265523.9	NP_000703.2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Protein	Appris
BLVRA	ENST00000265523.9 linkuse as main transcript	c.68G>A	p.Arg23Gln	missense_variant	3/8	1	NM_000712.4	ENSP00000265523	P1
BLVRA	ENST00000402924.5 linkuse as main transcript	c.68G>A	p.Arg23Gln	missense_variant	4/9	2		ENSP00000385757	P1
BLVRA	ENST00000424330.1 linkuse as main transcript	c.68G>A	p.Arg23Gln	missense_variant	3/5	3		ENSP00000412005
BLVRA	ENST00000453612.1 linkuse as main transcript	n.92G>A		non_coding_transcript_exon_variant	2/3	2

Frequencies

GnomAD3 genomes

AF:

0.0000131

AC:

AN:

152176

Hom.:

Cov.:

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:

0.000208

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.00

Gnomad OTH

AF:

0.00

GnomAD4 exome

AF:

0.00000479

AC:

AN:

1461890

Hom.:

Cov.:

AF XY:

0.00000688

AC XY:

AN XY:

727248

show subpopulations

Gnomad4 AFR exome

AF:

0.0000299

Gnomad4 AMR exome

AF:

0.00

Gnomad4 ASJ exome

AF:

0.00

Gnomad4 EAS exome

AF:

0.0000252

Gnomad4 SAS exome

AF:

0.00

Gnomad4 FIN exome

AF:

0.00

Gnomad4 NFE exome

AF:

0.00000450

Gnomad4 OTH exome

AF:

0.00

GnomAD4 genome

AF:

0.0000131

AC:

AN:

152176

Hom.:

Cov.:

AF XY:

0.0000269

AC XY:

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:

0.000208

Gnomad4 FIN

AF:

0.00

Gnomad4 NFE

AF:

0.00

Gnomad4 OTH

AF:

0.00

Bravo

AF:

0.0000151

ClinVar

Significance: Uncertain significance

Submissions summary: Uncertain:1

Revision: criteria provided, single submitter

LINK: link

Submissions by phenotype

not provided

Uncertain:1

Uncertain significance, criteria provided, single submitter

clinical testing

Labcorp Genetics (formerly Invitae), Labcorp

Jan 20, 2024

This sequence change replaces arginine, which is basic and polar, with glutamine, which is neutral and polar, at codon 23 of the BLVRA protein (p.Arg23Gln). This variant is not present in population databases (gnomAD no frequency). This variant has not been reported in the literature in individuals affected with BLVRA-related conditions. An algorithm developed to predict the effect of missense changes on protein structure and function (PolyPhen-2) suggests that this variant is likely to be disruptive. In summary, the available evidence is currently insufficient to determine the role of this variant in disease. Therefore, it has been classified as a Variant of Uncertain Significance. -

Computational scores

Source: dbNSFP v4.3

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Pathogenic

0.68

BayesDel_addAF

Benign

-0.076

BayesDel_noAF

Benign

-0.35

CADD

Pathogenic

DANN

Pathogenic

1.0

DEOGEN2

Benign

0.093

T;T;.

Eigen

Uncertain

0.53

Eigen_PC

Uncertain

0.47

FATHMM_MKL

Uncertain

0.88

LIST_S2

Uncertain

0.94

.;D;D

M_CAP

Benign

0.015

MetaRNN

Uncertain

0.73

D;D;D

MetaSVM

Benign

-1.1

MutationAssessor

Pathogenic

3.2

M;M;.

MutationTaster

Benign

1.0

D;D

PrimateAI

Uncertain

0.78

PROVEAN

Uncertain

-3.3

D;D;N

REVEL

Benign

0.28

Sift

Pathogenic

0.0

D;D;D

Sift4G

Benign

0.087

T;T;D

Polyphen

1.0

D;D;.

Vest4

0.70

MutPred

0.78

Loss of methylation at R23 (P = 0.0397);Loss of methylation at R23 (P = 0.0397);Loss of methylation at R23 (P = 0.0397);

MVP

0.27

MPC

0.84

ClinPred

1.0

GERP RS

5.0

RBP_binding_hub_radar

0.92

RBP_regulation_power_radar

2.0

Varity_R

0.94

gMVP

0.86

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.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

ACMG classification

Transcripts

RefSeq

Ensembl

Frequencies

ClinVar

Submissions by phenotype

Computational scores

Splicing

Publications

LitVar

Other links and lift over