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GeneBe

22-20982388-G-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 4P and 2B. PM1PM2BP4_Moderate

The NM_006767.4(LZTR1):c.17G>T(p.Ser6Ile) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000128 in 1,556,944 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. S6N) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 33)
Exomes 𝑓: 7.1e-7 ( 0 hom. )

Consequence

LZTR1
NM_006767.4 missense

Scores

3
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.68
Variant links:
Genes affected
LZTR1 (HGNC:6742): (leucine zipper like post translational regulator 1) This gene encodes a member of the BTB-kelch superfamily. Initially described as a putative transcriptional regulator based on weak homology to members of the basic leucine zipper-like family, the encoded protein subsequently has been shown to localize exclusively to the Golgi network where it may help stabilize the Gogli complex. Deletion of this gene may be associated with DiGeorge syndrome. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM1
In a hotspot region, there are 2 aminoacids with missense pathogenic changes in the window of +-8 aminoacids around while only 2 benign, 10 uncertain in NM_006767.4
PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.15043202).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
LZTR1NM_006767.4 linkuse as main transcriptc.17G>T p.Ser6Ile missense_variant 1/21 ENST00000646124.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
LZTR1ENST00000646124.2 linkuse as main transcriptc.17G>T p.Ser6Ile missense_variant 1/21 NM_006767.4 P1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152260
Hom.:
0
Cov.:
33
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:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
7.12e-7
AC:
1
AN:
1404566
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
693468
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.24e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000656
AC:
1
AN:
152378
Hom.:
0
Cov.:
33
AF XY:
0.00
AC XY:
0
AN XY:
74516
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.0000653
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingRevvity Omics, RevvityDec 30, 2020- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Benign
-0.21
T
BayesDel_noAF
Benign
-0.55
Cadd
Benign
22
Dann
Uncertain
0.99
DEOGEN2
Benign
0.028
T;T;.
Eigen
Benign
-0.36
Eigen_PC
Benign
-0.24
FATHMM_MKL
Benign
0.61
D
M_CAP
Benign
0.029
D
MetaRNN
Benign
0.15
T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.69
N;N;.
MutationTaster
Benign
0.98
N;N
PrimateAI
Uncertain
0.60
T
PROVEAN
Benign
-0.60
N;.;.
REVEL
Benign
0.099
Sift
Benign
0.032
D;.;.
Sift4G
Uncertain
0.034
D;.;.
Polyphen
0.021
B;B;.
Vest4
0.12
MutPred
0.36
Loss of glycosylation at S6 (P = 0.0035);Loss of glycosylation at S6 (P = 0.0035);Loss of glycosylation at S6 (P = 0.0035);
MVP
0.12
MPC
1.2
ClinPred
0.52
D
GERP RS
5.5
RBP_binding_hub_radar
0.92
RBP_regulation_power_radar
2.7
Varity_R
0.25
gMVP
0.64

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr22-21336677; API