8-18222606-C-T

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BS2

The NM_000662.8(NAT1):​c.559C>T​(p.Arg187Ter) variant causes a stop gained change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00227 in 1,612,750 control chromosomes in the GnomAD database, including 17 homozygotes. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.0022 ( 2 hom., cov: 32)
Exomes 𝑓: 0.0023 ( 15 hom. )

Consequence

NAT1
NM_000662.8 stop_gained

Scores

1
6

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 0.463
Variant links:
Genes affected
NAT1 (HGNC:7645): (N-acetyltransferase 1) This gene is one of two arylamine N-acetyltransferase (NAT) genes in the human genome, and is orthologous to the mouse and rat Nat2 genes. The enzyme encoded by this gene catalyzes the transfer of an acetyl group from acetyl-CoA to various arylamine and hydrazine substrates. This enzyme helps metabolize drugs and other xenobiotics, and functions in folate catabolism. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Aug 2011]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BS2
High AC in GnomAd4 at 335 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NAT1NM_000662.8 linkuse as main transcriptc.559C>T p.Arg187Ter stop_gained 3/3 ENST00000307719.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NAT1ENST00000307719.9 linkuse as main transcriptc.559C>T p.Arg187Ter stop_gained 3/31 NM_000662.8 P1

Frequencies

GnomAD3 genomes
AF:
0.00220
AC:
335
AN:
152114
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00147
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00308
Gnomad ASJ
AF:
0.00144
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000622
Gnomad FIN
AF:
0.000189
Gnomad MID
AF:
0.0190
Gnomad NFE
AF:
0.00298
Gnomad OTH
AF:
0.00382
GnomAD3 exomes
AF:
0.00241
AC:
602
AN:
249942
Hom.:
3
AF XY:
0.00235
AC XY:
318
AN XY:
135084
show subpopulations
Gnomad AFR exome
AF:
0.00148
Gnomad AMR exome
AF:
0.00291
Gnomad ASJ exome
AF:
0.00251
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000461
Gnomad FIN exome
AF:
0.000139
Gnomad NFE exome
AF:
0.00356
Gnomad OTH exome
AF:
0.00545
GnomAD4 exome
AF:
0.00228
AC:
3329
AN:
1460518
Hom.:
15
Cov.:
32
AF XY:
0.00232
AC XY:
1687
AN XY:
726506
show subpopulations
Gnomad4 AFR exome
AF:
0.00210
Gnomad4 AMR exome
AF:
0.00321
Gnomad4 ASJ exome
AF:
0.00234
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000430
Gnomad4 FIN exome
AF:
0.000150
Gnomad4 NFE exome
AF:
0.00248
Gnomad4 OTH exome
AF:
0.00327
GnomAD4 genome
AF:
0.00220
AC:
335
AN:
152232
Hom.:
2
Cov.:
32
AF XY:
0.00204
AC XY:
152
AN XY:
74440
show subpopulations
Gnomad4 AFR
AF:
0.00147
Gnomad4 AMR
AF:
0.00307
Gnomad4 ASJ
AF:
0.00144
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000623
Gnomad4 FIN
AF:
0.000189
Gnomad4 NFE
AF:
0.00299
Gnomad4 OTH
AF:
0.00378
Alfa
AF:
0.00289
Hom.:
2
Bravo
AF:
0.00274
TwinsUK
AF:
0.00297
AC:
11
ALSPAC
AF:
0.00130
AC:
5
ESP6500AA
AF:
0.00204
AC:
9
ESP6500EA
AF:
0.00314
AC:
27
ExAC
AF:
0.00268
AC:
326
Asia WGS
AF:
0.000866
AC:
3
AN:
3478
EpiCase
AF:
0.00425
EpiControl
AF:
0.00510

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.0031
T
BayesDel_noAF
Pathogenic
0.23
CADD
Pathogenic
36
DANN
Benign
0.96
Eigen
Benign
-0.12
Eigen_PC
Benign
-0.49
FATHMM_MKL
Benign
0.032
N
MutationTaster
Benign
1.0
D;D;D;D;D;D;D;D
Vest4
0.83
GERP RS
-0.58

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: rs5030839; hg19: chr8-18080115; API