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19-35126283-A-G

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 2P and 8B. PM2BP4_ModerateBP6_ModerateBS1

The NM_139284.3(LGI4):c.1286T>C(p.Ile429Thr) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00171 in 1,611,964 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0012 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0018 ( 1 hom. )

Consequence

LGI4
NM_139284.3 missense

Scores

4
11
4

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 9.19
Variant links:
Genes affected
LGI4 (HGNC:18712): (leucine rich repeat LGI family member 4) Involved in regulation of myelination. Predicted to be located in extracellular region. Predicted to be active in extracellular space. Implicated in arthrogryposis multiplex congenita-1 and childhood absence epilepsy. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.20026302).
BP6
Variant 19-35126283-A-G is Benign according to our data. Variant chr19-35126283-A-G is described in ClinVar as [Likely_benign]. Clinvar id is 717495.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population nfe. gnomad4 allele frequency = 0.00118 (180/152226) while in subpopulation NFE AF= 0.00196 (133/68008). AF 95% confidence interval is 0.00168. There are 0 homozygotes in gnomad4. There are 88 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
LGI4NM_139284.3 linkuse as main transcriptc.1286T>C p.Ile429Thr missense_variant 8/9 ENST00000310123.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
LGI4ENST00000310123.8 linkuse as main transcriptc.1286T>C p.Ile429Thr missense_variant 8/91 NM_139284.3 P1Q8N135-1

Frequencies

GnomAD3 genomes
AF:
0.00118
AC:
180
AN:
152108
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000580
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000720
Gnomad ASJ
AF:
0.000864
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000414
Gnomad FIN
AF:
0.000566
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00196
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.00121
AC:
296
AN:
244946
Hom.:
0
AF XY:
0.00119
AC XY:
158
AN XY:
132998
show subpopulations
Gnomad AFR exome
AF:
0.0000646
Gnomad AMR exome
AF:
0.000556
Gnomad ASJ exome
AF:
0.000909
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000534
Gnomad FIN exome
AF:
0.000620
Gnomad NFE exome
AF:
0.00213
Gnomad OTH exome
AF:
0.000502
GnomAD4 exome
AF:
0.00177
AC:
2580
AN:
1459738
Hom.:
1
Cov.:
33
AF XY:
0.00175
AC XY:
1271
AN XY:
725956
show subpopulations
Gnomad4 AFR exome
AF:
0.000299
Gnomad4 AMR exome
AF:
0.000539
Gnomad4 ASJ exome
AF:
0.000805
Gnomad4 EAS exome
AF:
0.0000756
Gnomad4 SAS exome
AF:
0.000548
Gnomad4 FIN exome
AF:
0.000817
Gnomad4 NFE exome
AF:
0.00210
Gnomad4 OTH exome
AF:
0.00151
GnomAD4 genome
AF:
0.00118
AC:
180
AN:
152226
Hom.:
0
Cov.:
32
AF XY:
0.00118
AC XY:
88
AN XY:
74426
show subpopulations
Gnomad4 AFR
AF:
0.000578
Gnomad4 AMR
AF:
0.000719
Gnomad4 ASJ
AF:
0.000864
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000415
Gnomad4 FIN
AF:
0.000566
Gnomad4 NFE
AF:
0.00196
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.00163
Hom.:
0
Bravo
AF:
0.00124
TwinsUK
AF:
0.00270
AC:
10
ALSPAC
AF:
0.00156
AC:
6
ESP6500AA
AF:
0.000454
AC:
2
ESP6500EA
AF:
0.00186
AC:
16
ExAC
AF:
0.00136
AC:
165
Asia WGS
AF:
0.000577
AC:
2
AN:
3478

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeDec 31, 2019- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.66
BayesDel_addAF
Benign
-0.18
T
BayesDel_noAF
Uncertain
-0.030
Cadd
Uncertain
24
Dann
Uncertain
0.99
DEOGEN2
Pathogenic
0.85
D
Eigen
Uncertain
0.68
Eigen_PC
Uncertain
0.66
FATHMM_MKL
Uncertain
0.96
D
LIST_S2
Uncertain
0.87
D
M_CAP
Uncertain
0.21
D
MetaRNN
Benign
0.20
T
MetaSVM
Uncertain
0.19
D
MutationAssessor
Benign
1.7
L
MutationTaster
Benign
0.99
D;D;D
PrimateAI
Uncertain
0.77
T
PROVEAN
Uncertain
-3.9
D
REVEL
Pathogenic
0.72
Sift
Pathogenic
0.0
D
Sift4G
Uncertain
0.0020
D
Polyphen
0.99
D
Vest4
0.80
MVP
0.93
MPC
0.95
ClinPred
0.097
T
GERP RS
4.7
Varity_R
0.73
gMVP
0.56

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.

Other links and lift over

dbSNP: rs148987769; hg19: chr19-35617187; API