chr15-77614332-G-A

Variant summary

Our verdict is Benign. Variant got -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BS1BS2

The NM_032808.7(LINGO1):​c.1575C>T​(p.Pro525=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00221 in 1,613,946 control chromosomes in the GnomAD database, including 73 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.012 ( 33 hom., cov: 33)
Exomes 𝑓: 0.0012 ( 40 hom. )

Consequence

LINGO1
NM_032808.7 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 2.89
Variant links:
Genes affected
LINGO1 (HGNC:21205): (leucine rich repeat and Ig domain containing 1) Predicted to enable epidermal growth factor receptor binding activity. Predicted to act upstream of or within generation of neurons and protein kinase B signaling. Predicted to be located in plasma membrane. Predicted to be active in extracellular matrix and extracellular space. Implicated in autosomal recessive non-syndromic intellectual disability and glaucoma. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -21 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.47).
BP6
Variant 15-77614332-G-A is Benign according to our data. Variant chr15-77614332-G-A is described in ClinVar as [Benign]. Clinvar id is 778558.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=2.89 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.0119 (1812/152346) while in subpopulation AFR AF= 0.0409 (1701/41582). AF 95% confidence interval is 0.0393. There are 33 homozygotes in gnomad4. There are 843 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 33 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
LINGO1NM_032808.7 linkuse as main transcriptc.1575C>T p.Pro525= synonymous_variant 2/2 ENST00000355300.7
LOC105370906XR_001751806.2 linkuse as main transcriptn.689-15953G>A intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
LINGO1ENST00000355300.7 linkuse as main transcriptc.1575C>T p.Pro525= synonymous_variant 2/21 NM_032808.7 A1Q96FE5-1
LINGO1ENST00000561030.5 linkuse as main transcriptc.1557C>T p.Pro519= synonymous_variant 4/41 P4Q96FE5-2

Frequencies

GnomAD3 genomes
AF:
0.0119
AC:
1805
AN:
152228
Hom.:
33
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0409
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00517
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00949
Gnomad NFE
AF:
0.000132
Gnomad OTH
AF:
0.00956
GnomAD3 exomes
AF:
0.00315
AC:
783
AN:
248782
Hom.:
16
AF XY:
0.00241
AC XY:
326
AN XY:
134994
show subpopulations
Gnomad AFR exome
AF:
0.0446
Gnomad AMR exome
AF:
0.00197
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000980
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000151
Gnomad OTH exome
AF:
0.000827
GnomAD4 exome
AF:
0.00120
AC:
1756
AN:
1461600
Hom.:
40
Cov.:
31
AF XY:
0.00103
AC XY:
752
AN XY:
727078
show subpopulations
Gnomad4 AFR exome
AF:
0.0428
Gnomad4 AMR exome
AF:
0.00246
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000812
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000576
Gnomad4 OTH exome
AF:
0.00215
GnomAD4 genome
AF:
0.0119
AC:
1812
AN:
152346
Hom.:
33
Cov.:
33
AF XY:
0.0113
AC XY:
843
AN XY:
74498
show subpopulations
Gnomad4 AFR
AF:
0.0409
Gnomad4 AMR
AF:
0.00516
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000132
Gnomad4 OTH
AF:
0.00946
Alfa
AF:
0.00715
Hom.:
12
Bravo
AF:
0.0137
Asia WGS
AF:
0.00231
AC:
8
AN:
3478
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

LINGO1-related disorder Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesJun 06, 2019This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeDec 31, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.47
CADD
Benign
11
DANN
Benign
0.83

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs11853548; hg19: chr15-77906674; API