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GeneBe

4-75940151-T-C

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 2P and 6B. PM2BP4_StrongBP6_Moderate

The NM_014435.4(NAAA):c.221A>G(p.Lys74Arg) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000211 in 1,613,746 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0011 ( 0 hom., cov: 33)
Exomes 𝑓: 0.00012 ( 0 hom. )

Consequence

NAAA
NM_014435.4 missense

Scores

19

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.454
Variant links:
Genes affected
NAAA (HGNC:736): (N-acylethanolamine acid amidase) Enables N-(long-chain-acyl)ethanolamine deacylase activity; N-acylsphingosine amidohydrolase activity; and fatty acid amide hydrolase activity. Involved in several processes, including N-acylethanolamine metabolic process; N-acylphosphatidylethanolamine metabolic process; and sphingosine metabolic process. Located in lysosome. Is extrinsic component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.013181776).
BP6
Variant 4-75940151-T-C is Benign according to our data. Variant chr4-75940151-T-C is described in ClinVar as [Likely_benign]. Clinvar id is 727829.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NAAANM_014435.4 linkuse as main transcriptc.221A>G p.Lys74Arg missense_variant 2/11 ENST00000286733.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NAAAENST00000286733.9 linkuse as main transcriptc.221A>G p.Lys74Arg missense_variant 2/115 NM_014435.4 P1Q02083-1

Frequencies

GnomAD3 genomes
AF:
0.00109
AC:
166
AN:
152212
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00386
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:
0.0000294
Gnomad OTH
AF:
0.00143
GnomAD3 exomes
AF:
0.000293
AC:
73
AN:
249038
Hom.:
0
AF XY:
0.000185
AC XY:
25
AN XY:
135252
show subpopulations
Gnomad AFR exome
AF:
0.00349
Gnomad AMR exome
AF:
0.000435
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:
0.00000886
Gnomad OTH exome
AF:
0.000496
GnomAD4 exome
AF:
0.000119
AC:
174
AN:
1461416
Hom.:
0
Cov.:
34
AF XY:
0.000111
AC XY:
81
AN XY:
726962
show subpopulations
Gnomad4 AFR exome
AF:
0.00346
Gnomad4 AMR exome
AF:
0.000380
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000464
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000540
Gnomad4 OTH exome
AF:
0.000497
GnomAD4 genome
AF:
0.00109
AC:
166
AN:
152330
Hom.:
0
Cov.:
33
AF XY:
0.000899
AC XY:
67
AN XY:
74498
show subpopulations
Gnomad4 AFR
AF:
0.00385
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:
0.0000294
Gnomad4 OTH
AF:
0.00142
Alfa
AF:
0.000170
Hom.:
0
Bravo
AF:
0.00118
ESP6500AA
AF:
0.00402
AC:
16
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000364
AC:
44
Asia WGS
AF:
0.000289
AC:
1
AN:
3478
EpiCase
AF:
0.000109
EpiControl
AF:
0.00

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 testingInvitaeMar 29, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.064
BayesDel_addAF
Benign
-0.62
T
BayesDel_noAF
Benign
-0.66
Cadd
Benign
0.12
Dann
Benign
0.75
DEOGEN2
Benign
0.071
T;.;.
Eigen
Benign
-1.5
Eigen_PC
Benign
-1.6
FATHMM_MKL
Benign
0.065
N
LIST_S2
Benign
0.40
T;T;T
M_CAP
Benign
0.0097
T
MetaRNN
Benign
0.013
T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
1.7
L;L;.
MutationTaster
Benign
1.0
N;N;N;N;N
PrimateAI
Benign
0.27
T
PROVEAN
Benign
-1.5
N;N;N
REVEL
Benign
0.015
Sift
Benign
0.096
T;T;T
Sift4G
Benign
0.13
T;T;T
Polyphen
0.0030
B;.;B
Vest4
0.14
MVP
0.25
MPC
0.22
ClinPred
0.0050
T
GERP RS
-4.4
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.0
Varity_R
0.24
gMVP
0.57

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs200023694; hg19: chr4-76861304; COSMIC: COSV54431573; COSMIC: COSV54431573; API