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GeneBe

3-175097108-A-G

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_207015.3(NAALADL2):c.362A>G(p.Asn121Ser) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000682 in 1,613,656 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000062 ( 0 hom. )

Consequence

NAALADL2
NM_207015.3 missense

Scores

1
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.137
Variant links:
Genes affected
NAALADL2 (HGNC:23219): (N-acetylated alpha-linked acidic dipeptidase like 2) Predicted to enable metalloexopeptidase activity. Predicted to be involved in proteolysis. Predicted to act upstream of or within response to bacterium. Located in nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]
NAALADL2-AS3 (HGNC:41014): (NAALADL2 antisense RNA 3)

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.053840697).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NAALADL2NM_207015.3 linkuse as main transcriptc.362A>G p.Asn121Ser missense_variant 2/14 ENST00000454872.6
NAALADL2-AS3NR_046390.1 linkuse as main transcriptn.110+15436T>C intron_variant, non_coding_transcript_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NAALADL2ENST00000454872.6 linkuse as main transcriptc.362A>G p.Asn121Ser missense_variant 2/141 NM_207015.3 P1Q58DX5-1
NAALADL2-AS3ENST00000453180.5 linkuse as main transcriptn.110+15436T>C intron_variant, non_coding_transcript_variant 3

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152156
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
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:
0.00000402
AC:
1
AN:
248978
Hom.:
0
AF XY:
0.00000740
AC XY:
1
AN XY:
135052
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000616
AC:
9
AN:
1461500
Hom.:
0
Cov.:
36
AF XY:
0.00000688
AC XY:
5
AN XY:
727058
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000994
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152156
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74336
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000131
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
Alfa
AF:
0.0000712
Hom.:
0
Bravo
AF:
0.0000604

ClinVar

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

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsDec 18, 2023The c.362A>G (p.N121S) alteration is located in exon 2 (coding exon 2) of the NAALADL2 gene. This alteration results from a A to G substitution at nucleotide position 362, causing the asparagine (N) at amino acid position 121 to be replaced by a serine (S). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.058
BayesDel_addAF
Benign
-0.38
T
BayesDel_noAF
Benign
-0.69
Cadd
Benign
3.8
Dann
Benign
0.77
Eigen
Benign
-0.74
Eigen_PC
Benign
-0.64
FATHMM_MKL
Benign
0.20
N
M_CAP
Benign
0.0037
T
MetaRNN
Benign
0.054
T;T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.34
T
PROVEAN
Uncertain
-2.4
N;N
REVEL
Benign
0.035
Sift
Benign
0.35
T;T
Sift4G
Benign
0.31
T;T
Polyphen
0.0010
.;B
Vest4
0.19
MutPred
0.27
.;Gain of disorder (P = 0.0708);
MVP
0.17
MPC
0.0057
ClinPred
0.033
T
GERP RS
1.8
Varity_R
0.034
gMVP
0.15

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: rs1005131113; hg19: chr3-174814898; API