Genetic Variant ALG1L2:p.His71His (chr3-130092182-C-T) – ACMG Classification: Benign (-9 pts)

Variant summary

Our verdict is Benign. The variant received -9 ACMG points: 0P and 9B. BP4_StrongBP7BS2

The NM_001136152.1(ALG1L2):c.213C>T(p.His71His) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000171 in 1,612,456 control chromosomes in the GnomAD database, including 4 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 0.00018 ( 0 hom., cov: 33)

Exomes 𝑓: 0.00017 ( 4 hom. )

Consequence

ALG1L2
NM_001136152.1 synonymous

Scores

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -1.35

Publications

1 publications found

Variant links:

Genes affected

ALG1L2 (HGNC:37258): (ALG1 chitobiosyldiphosphodolichol beta-mannosyltransferase like 2) Predicted to enable mannosyltransferase activity. Predicted to be involved in protein glycosylation. Predicted to be active in endoplasmic reticulum. [provided by Alliance of Genome Resources, Apr 2022]

ALG1L2 links:

LINC02014 (HGNC:52849): (long intergenic non-protein coding RNA 2014)

LINC02014 links:

ENSG00000291081 (HGNC:):

ENSG00000291081 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -9 ACMG points.

BP4

Computational evidence support a benign effect (BayesDel_noAF=-0.88).

BP7

Synonymous conserved (PhyloP=-1.35 with no splicing effect.

BS2

High Homozygotes in GnomAdExome4 at 4 gene

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001136152.1. 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
	ALG1L2	NM_001136152.1	MANE Select	c.213C>T	p.His71His	synonymous	Exon 3 of 8	NP_001129624.1	C9J202
	LINC02014	NR_146710.1		n.158-315G>A		intron	N/A

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
ALG1L2	ENST00000425059.1	TSL:5 MANE Select	c.213C>T	p.His71His	synonymous	Exon 3 of 8	ENSP00000479850.1	C9J202
ALG1L2	ENST00000698236.2		c.213C>T	p.His71His	synonymous	Exon 3 of 9	ENSP00000513618.2	A0A8V8TNA5
ALG1L2	ENST00000698237.1		c.213C>T	p.His71His	synonymous	Exon 3 of 8	ENSP00000513619.1	A0A8V8TLI2

Frequencies

GnomAD3 genomes

AF:

0.000177

AC:

AN:

152216

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0000654

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00405

Gnomad SAS

AF:

0.000207

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000588

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.000324

AC:

AN:

247194

AF XY:

0.000335

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.00

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00340

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.000126

Gnomad OTH exome

AF:

0.000166

GnomAD4 exome

AF:

0.000171

AC:

249

AN:

1460122

Hom.:

Cov.:

AF XY:

0.000157

AC XY:

114

AN XY:

726380

show subpopulations

African (AFR)

AF:

0.0000599

AC:

AN:

33410

American (AMR)

AF:

0.00

AC:

AN:

44620

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26118

East Asian (EAS)

AF:

0.00177

AC:

AN:

39644

South Asian (SAS)

AF:

0.000128

AC:

AN:

86104

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53212

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5200

European-Non Finnish (NFE)

AF:

0.000129

AC:

143

AN:

1111530

Other (OTH)

AF:

0.000382

AC:

AN:

60284

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.493

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Exome Hom

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:

0.000177

AC:

AN:

152334

Hom.:

Cov.:

AF XY:

0.000215

AC XY:

AN XY:

74494

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41566

American (AMR)

AF:

0.0000653

AC:

AN:

15306

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00406

AC:

AN:

5176

South Asian (SAS)

AF:

0.000207

AC:

AN:

4828

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10632

Middle Eastern (MID)

AF:

0.00

AC:

AN:

294

European-Non Finnish (NFE)

AF:

0.0000588

AC:

AN:

68034

Other (OTH)

AF:

0.00

AC:

AN:

2116

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.473

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome 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

Alfa

AF:

0.0000745

Hom.:

Bravo

AF:

0.000125

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

BayesDel_noAF

Benign

-0.88

CADD

Benign

0.012

(source)

DANN

Benign

0.50

PhyloP100

-1.4

Mutation Taster

=100/0

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over