chrX-17727892-G-A

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP4_StrongBP6_Very_StrongBS2

The NM_001291867.2(NHS):​c.3786G>A​(p.Thr1262=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000208 in 1,209,961 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 77 hemizygotes in GnomAD. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.000072 ( 0 hom., 1 hem., cov: 23)
Exomes 𝑓: 0.00022 ( 0 hom. 76 hem. )

Consequence

NHS
NM_001291867.2 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -0.0260
Variant links:
Genes affected
NHS (HGNC:7820): (NHS actin remodeling regulator) This gene encodes a protein containing four conserved nuclear localization signals. The encoded protein functions in eye, tooth, craniofacial and brain development, and it can regulate actin remodeling and cell morphology. Mutations in this gene have been shown to cause Nance-Horan syndrome, and also X-linked cataract-40. Alternatively spliced transcript variants encoding different isoforms have been described for this gene. [provided by RefSeq, May 2014]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.82).
BP6
Variant X-17727892-G-A is Benign according to our data. Variant chrX-17727892-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 435991.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS2
High Hemizygotes in GnomAdExome4 at 76 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NHSNM_001291867.2 linkuse as main transcriptc.3786G>A p.Thr1262= synonymous_variant 7/9 ENST00000676302.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NHSENST00000676302.1 linkuse as main transcriptc.3786G>A p.Thr1262= synonymous_variant 7/9 NM_001291867.2 P4Q6T4R5-1

Frequencies

GnomAD3 genomes
AF:
0.0000716
AC:
8
AN:
111723
Hom.:
0
Cov.:
23
AF XY:
0.0000295
AC XY:
1
AN XY:
33921
show subpopulations
Gnomad AFR
AF:
0.0000326
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.000132
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000818
AC:
15
AN:
183421
Hom.:
0
AF XY:
0.0000295
AC XY:
2
AN XY:
67865
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:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000183
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000222
AC:
244
AN:
1098238
Hom.:
0
Cov.:
33
AF XY:
0.000209
AC XY:
76
AN XY:
363592
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000662
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000267
Gnomad4 OTH exome
AF:
0.000369
GnomAD4 genome
AF:
0.0000716
AC:
8
AN:
111723
Hom.:
0
Cov.:
23
AF XY:
0.0000295
AC XY:
1
AN XY:
33921
show subpopulations
Gnomad4 AFR
AF:
0.0000326
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000132
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000831
EpiCase
AF:
0.000382
EpiControl
AF:
0.000178

ClinVar

Significance: Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoJun 24, 2016- -
Nance-Horan syndrome Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeOct 11, 2023- -
NHS-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesFeb 28, 2019This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.82
CADD
Benign
0.49
DANN
Benign
0.47

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: rs150235442; hg19: chrX-17746012; API