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GeneBe

rs1341548536

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The ENST00000433931.7(SYNJ1):c.4202C>A(p.Thr1401Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000434 in 1,612,532 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/18 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. T1401M) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

SYNJ1
ENST00000433931.7 missense

Scores

3
10

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 2.25
Variant links:
Genes affected
SYNJ1 (HGNC:11503): (synaptojanin 1) This gene encodes a phosphoinositide phosphatase that regulates levels of membrane phosphatidylinositol-4,5-bisphosphate. As such, expression of this enzyme may affect synaptic transmission and membrane trafficking. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2011]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.16284478).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SYNJ1NM_203446.3 linkuse as main transcriptc.*173C>A 3_prime_UTR_variant 33/33 ENST00000674351.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SYNJ1ENST00000674351.1 linkuse as main transcriptc.*173C>A 3_prime_UTR_variant 33/33 NM_203446.3 O43426-2

Frequencies

GnomAD3 genomes
AF:
0.0000198
AC:
3
AN:
151478
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000243
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000132
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
GnomAD3 exomes
AF:
0.0000159
AC:
4
AN:
251230
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135806
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000116
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000274
AC:
4
AN:
1461054
Hom.:
0
Cov.:
33
AF XY:
0.00
AC XY:
0
AN XY:
726760
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000896
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000198
AC:
3
AN:
151478
Hom.:
0
Cov.:
32
AF XY:
0.0000270
AC XY:
2
AN XY:
73980
show subpopulations
Gnomad4 AFR
AF:
0.0000243
Gnomad4 AMR
AF:
0.000132
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
Bravo
AF:
0.0000189

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.055
T
BayesDel_noAF
Benign
-0.32
Cadd
Benign
15
Dann
Uncertain
0.99
Eigen
Benign
-0.024
Eigen_PC
Benign
0.14
FATHMM_MKL
Uncertain
0.84
D
LIST_S2
Uncertain
0.87
D;D
M_CAP
Benign
0.056
D
MetaRNN
Benign
0.16
T;T
MetaSVM
Benign
-0.31
T
MutationTaster
Benign
1.0
N;N;N;N;N
PrimateAI
Benign
0.32
T
Sift4G
Benign
0.92
T;T
Vest4
0.21
MVP
0.80
MPC
0.18
ClinPred
0.28
T
GERP RS
5.3
gMVP
0.38

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: rs1341548536; hg19: chr21-34003942; API