dbSNP rs757030081: A1BG:p.Glu439Asp (chr19-58347516-C-G) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_130786.4(A1BG):c.1317G>C(p.Glu439Asp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000316 in 1,584,116 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/22 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)

Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

A1BG
NM_130786.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.0980

Publications

0 publications found

Variant links:

Genes affected

A1BG (HGNC:5): (alpha-1-B glycoprotein) The protein encoded by this gene is a plasma glycoprotein of unknown function. The protein shows sequence similarity to the variable regions of some immunoglobulin supergene family member proteins. [provided by RefSeq, Jul 2008]

A1BG links:

ENSG00000268230 (HGNC:):

ENSG00000268230 links:

A1BG-AS1 (HGNC:37133): (A1BG antisense RNA 1)

A1BG-AS1 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -2 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.06276554).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_130786.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	A1BG	NM_130786.4	MANE Select	c.1317G>C	p.Glu439Asp	missense	Exon 7 of 8	NP_570602.2

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
A1BG	ENST00000263100.8	TSL:1 MANE Select	c.1317G>C	p.Glu439Asp	missense	Exon 7 of 8	ENSP00000263100.2	P04217-1
A1BG	ENST00000598345.2	TSL:1	c.-171G>C		5_prime_UTR	Exon 1 of 2	ENSP00000521034.1	A0ABJ7H347
A1BG	ENST00000596924.1	TSL:1	n.119G>C		non_coding_transcript_exon	Exon 1 of 2

Frequencies

GnomAD3 genomes

AF:

0.0000131

AC:

AN:

152224

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000241

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.00

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:

0.0000147

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.00000454

AC:

AN:

220330

AF XY:

0.00000819

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000100

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.00000210

AC:

AN:

1431892

Hom.:

Cov.:

AF XY:

0.00000282

AC XY:

AN XY:

709420

show subpopulations

African (AFR)

AF:

0.0000311

AC:

AN:

32186

American (AMR)

AF:

0.00

AC:

AN:

42000

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

24940

East Asian (EAS)

AF:

0.00

AC:

AN:

38436

South Asian (SAS)

AF:

0.00

AC:

AN:

84524

European-Finnish (FIN)

AF:

0.00

AC:

AN:

48420

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5660

European-Non Finnish (NFE)

AF:

0.00000182

AC:

AN:

1096778

Other (OTH)

AF:

0.00

AC:

AN:

58948

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.492

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.0000131

AC:

AN:

152224

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

74368

show subpopulations

African (AFR)

AF:

0.0000241

AC:

AN:

41462

American (AMR)

AF:

0.00

AC:

AN:

15288

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3470

East Asian (EAS)

AF:

0.00

AC:

AN:

5190

South Asian (SAS)

AF:

0.00

AC:

AN:

4834

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10626

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000147

AC:

AN:

68032

Other (OTH)

AF:

0.00

AC:

AN:

2094

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.575

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Alfa

AF:

0.00

Hom.:

Bravo

AF:

0.0000227

ExAC

AF:

0.00000832

AC:

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.14

BayesDel_addAF

Benign

-0.38

BayesDel_noAF

Benign

-0.78

CADD

Benign

5.8

(source)

DANN

Benign

0.81

DEOGEN2

Benign

0.19

Eigen

Benign

-1.4

Eigen_PC

Benign

-1.4

FATHMM_MKL

Benign

0.032

LIST_S2

Benign

0.29

M_CAP

Benign

0.0063

MetaRNN

Benign

0.063

MetaSVM

Benign

-0.92

MutationAssessor

Benign

0.54

PhyloP100

-0.098

PrimateAI

Uncertain

0.59

PROVEAN

Benign

-1.7

REVEL

Benign

0.0080

Sift

Benign

0.13

Sift4G

Benign

0.49

Polyphen

0.0020

Vest4

0.16

MutPred

0.22

Loss of sheet (P = 0.0817)

MVP

0.22

MPC

0.34

ClinPred

0.032

GERP RS

-1.5

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.7

Varity_R

0.069

gMVP

0.25

Mutation Taster

=96/4

polymorphism

(source)

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

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over