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21-41168429-C-T

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP4_StrongBP6_Moderate

The NM_012105.5(BACE2):c.166C>T(p.His56Tyr) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000187 in 1,398,948 control chromosomes in the GnomAD database, including 4 homozygotes. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.00031 ( 0 hom., cov: 31)
Exomes 𝑓: 0.00017 ( 4 hom. )

Consequence

BACE2
NM_012105.5 missense

Scores

1
1
16

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.423
Variant links:
Genes affected
BACE2 (HGNC:934): (beta-secretase 2) This gene encodes an integral membrane glycoprotein that functions as an aspartic protease. The encoded protein cleaves amyloid precursor protein into amyloid beta peptide, which is a critical step in the etiology of Alzheimer's disease and Down syndrome. The protein precursor is further processed into an active mature peptide. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2013]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0052479804).
BP6
Variant 21-41168429-C-T is Benign according to our data. Variant chr21-41168429-C-T is described in ClinVar as [Benign]. Clinvar id is 724936.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
BACE2NM_012105.5 linkuse as main transcriptc.166C>T p.His56Tyr missense_variant 1/9 ENST00000330333.11
BACE2NM_138991.3 linkuse as main transcriptc.166C>T p.His56Tyr missense_variant 1/8
BACE2NM_138992.3 linkuse as main transcriptc.166C>T p.His56Tyr missense_variant 1/8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
BACE2ENST00000330333.11 linkuse as main transcriptc.166C>T p.His56Tyr missense_variant 1/91 NM_012105.5 P1Q9Y5Z0-1
BACE2ENST00000347667.5 linkuse as main transcriptc.166C>T p.His56Tyr missense_variant 1/81 Q9Y5Z0-2
BACE2ENST00000328735.10 linkuse as main transcriptc.166C>T p.His56Tyr missense_variant 1/81 Q9Y5Z0-3

Frequencies

GnomAD3 genomes
AF:
0.000310
AC:
47
AN:
151724
Hom.:
0
Cov.:
31
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:
0.00856
Gnomad SAS
AF:
0.000415
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000419
AC:
22
AN:
52534
Hom.:
1
AF XY:
0.000391
AC XY:
12
AN XY:
30718
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0146
Gnomad SAS exome
AF:
0.000882
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.000898
GnomAD4 exome
AF:
0.000172
AC:
215
AN:
1247120
Hom.:
4
Cov.:
31
AF XY:
0.000201
AC XY:
123
AN XY:
611680
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00511
Gnomad4 SAS exome
AF:
0.000811
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000298
Gnomad4 OTH exome
AF:
0.000458
GnomAD4 genome
AF:
0.000310
AC:
47
AN:
151828
Hom.:
0
Cov.:
31
AF XY:
0.000350
AC XY:
26
AN XY:
74196
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00859
Gnomad4 SAS
AF:
0.000415
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000182
Hom.:
0
Bravo
AF:
0.000476
ExAC
AF:
0.000566
AC:
58
Asia WGS
AF:
0.00173
AC:
6
AN:
3472

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeAug 20, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.10
BayesDel_addAF
Benign
-0.58
T
BayesDel_noAF
Benign
-0.60
Cadd
Benign
16
Dann
Benign
0.91
DEOGEN2
Benign
0.18
T;.;.
Eigen
Benign
-1.4
Eigen_PC
Benign
-1.4
FATHMM_MKL
Benign
0.054
N
LIST_S2
Benign
0.57
T;T;T
MetaRNN
Benign
0.0052
T;T;T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
0.0
N;N;N
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Pathogenic
0.82
D
PROVEAN
Benign
-0.92
N;N;N
REVEL
Benign
0.037
Sift
Benign
0.043
D;D;D
Sift4G
Uncertain
0.055
T;T;T
Polyphen
0.0040
B;B;B
Vest4
0.18
MVP
0.35
MPC
0.62
ClinPred
0.0032
T
GERP RS
-1.1
Varity_R
0.060
gMVP
0.40

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: rs200758268; hg19: chr21-42540356; API