rs267607209

Variant summary

Our verdict is Likely pathogenic. The variant received 7 ACMG points: 7P and 0B. PM2PP3_StrongPP5

The NM_133642.5(LARGE1):​c.1483T>C​(p.Trp495Arg) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000124 in 1,609,284 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Pathogenic (no stars).

Frequency

Genomes: š‘“ 0.0000066 ( 0 hom., cov: 33)
Exomes š‘“: 6.9e-7 ( 0 hom. )

Consequence

LARGE1
NM_133642.5 missense

Scores

13
4
1

Clinical Significance

Pathogenic no assertion criteria provided P:1

Conservation

PhyloP100: 8.67

Publications

4 publications found
Variant links:
Genes affected
LARGE1 (HGNC:6511): (LARGE xylosyl- and glucuronyltransferase 1) This gene encodes a member of the N-acetylglucosaminyltransferase gene family. It encodes a glycosyltransferase which participates in glycosylation of alpha-dystroglycan, and may carry out the synthesis of glycoprotein and glycosphingolipid sugar chains. It may also be involved in the addition of a repeated disaccharide unit. The protein encoded by this gene is the glycotransferase that adds the final xylose and glucuronic acid to alpha-dystroglycan and thereby allows alpha-dystroglycan to bind ligands including laminin 211 and neurexin. Mutations in this gene cause several forms of congenital muscular dystrophy characterized by cognitive disability and abnormal glycosylation of alpha-dystroglycan. Alternative splicing of this gene results in multiple transcript variants that encode the same protein. [provided by RefSeq, May 2018]
LARGE1 Gene-Disease associations (from GenCC):
  • muscular dystrophy-dystroglycanopathy type B6
    Inheritance: AR Classification: DEFINITIVE Submitted by: G2P
  • muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A6
    Inheritance: AR Classification: STRONG Submitted by: Genomics England PanelApp
  • congenital muscular dystrophy with intellectual disability
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
  • muscular dystrophy-dystroglycanopathy, type A
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_pathogenic. The variant received 7 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.984
PP5
Variant 22-33304476-A-G is Pathogenic according to our data. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr22-33304476-A-G is described in CliVar as Pathogenic. Clinvar id is 6219.Status of the report is no_assertion_criteria_provided, 0 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
LARGE1NM_133642.5 linkc.1483T>C p.Trp495Arg missense_variant Exon 12 of 15 ENST00000397394.8 NP_598397.1 O95461-1X5DR28

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
LARGE1ENST00000397394.8 linkc.1483T>C p.Trp495Arg missense_variant Exon 12 of 15 5 NM_133642.5 ENSP00000380549.2 O95461-1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152198
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
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
GnomAD4 exome
AF:
6.86e-7
AC:
1
AN:
1457086
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
724226
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33378
American (AMR)
AF:
0.00
AC:
0
AN:
44264
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26040
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39568
South Asian (SAS)
AF:
0.00
AC:
0
AN:
85874
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
52966
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5298
European-Non Finnish (NFE)
AF:
9.01e-7
AC:
1
AN:
1109556
Other (OTH)
AF:
0.00
AC:
0
AN:
60142
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.525
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<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:
0.00000657
AC:
1
AN:
152198
Hom.:
0
Cov.:
33
AF XY:
0.00
AC XY:
0
AN XY:
74346
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
41464
American (AMR)
AF:
0.00
AC:
0
AN:
15284
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5182
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4824
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10616
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.0000147
AC:
1
AN:
68034
Other (OTH)
AF:
0.00
AC:
0
AN:
2094
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.625
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
Alfa
AF:
0.00
Hom.:
0
Bravo
AF:
0.00000378

ClinVar

Significance: Pathogenic
Submissions summary: Pathogenic:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

Muscular dystrophy-dystroglycanopathy (congenital with brain and eye anomalies), type A6 Pathogenic:1
May 26, 2009
OMIM
Significance:Pathogenic
Review Status:no assertion criteria provided
Collection Method:literature only

- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
1.0
BayesDel_addAF
Pathogenic
0.41
D
BayesDel_noAF
Pathogenic
0.35
CADD
Pathogenic
32
DANN
Uncertain
1.0
DEOGEN2
Pathogenic
0.94
.;.;D;D;.
Eigen
Pathogenic
0.94
Eigen_PC
Pathogenic
0.86
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.88
D;D;.;D;D
M_CAP
Uncertain
0.19
D
MetaRNN
Pathogenic
0.98
D;D;D;D;D
MetaSVM
Uncertain
0.58
D
PhyloP100
8.7
PrimateAI
Pathogenic
0.92
D
PROVEAN
Pathogenic
-14
.;.;D;D;D
REVEL
Pathogenic
0.79
Sift
Pathogenic
0.0
.;.;D;D;D
Sift4G
Pathogenic
0.0
D;D;D;D;D
Polyphen
1.0
.;.;D;D;D
Vest4
1.0, 1.0, 1.0
MutPred
0.87
.;.;Loss of catalytic residue at P498 (P = 0.0252);Loss of catalytic residue at P498 (P = 0.0252);.;
MVP
0.94
MPC
1.9
ClinPred
1.0
D
GERP RS
5.3
Varity_R
0.99
gMVP
0.95
Mutation Taster
=1/99
disease causing (ClinVar)

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

Other links and lift over

dbSNP: rs267607209; hg19: chr22-33700462; API