X-101625760-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_ModerateBP6_Moderate

The NM_177947.3(ARMCX3):​c.781C>T​(p.Leu261Phe) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000937 in 1,066,671 control chromosomes in the GnomAD database, with no homozygous occurrence. There are no hemizygote samples in GnomAD. In-silico tool predicts a benign outcome for this variant. 15/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: not found (cov: 24)
Exomes 𝑓: 9.4e-7 ( 0 hom. 0 hem. )

Consequence

ARMCX3
NM_177947.3 missense

Scores

17

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.682
Variant links:
Genes affected
ARMCX3 (HGNC:24065): (armadillo repeat containing X-linked 3) This gene encodes a member of the ALEX family of proteins which may play a role in tumor suppression. The encoded protein contains a potential N-terminal transmembrane domain and a single Armadillo (arm) repeat. Other proteins containing the arm repeat are involved in development, maintenance of tissue integrity, and tumorigenesis. This gene is closely localized with other family members on the X chromosome. Three transcript variants encoding the same protein have been identified for this gene. [provided by RefSeq, Jul 2008]

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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=0.14580101).
BP6
Variant X-101625760-C-T is Benign according to our data. Variant chrX-101625760-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 2339295.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ARMCX3NM_177947.3 linkuse as main transcriptc.781C>T p.Leu261Phe missense_variant 5/5 ENST00000471229.7 NP_808816.1
ARMCX3NM_016607.4 linkuse as main transcriptc.781C>T p.Leu261Phe missense_variant 5/5 NP_057691.1
ARMCX3NM_177948.3 linkuse as main transcriptc.781C>T p.Leu261Phe missense_variant 5/5 NP_808817.1
ARMCX3XM_005262141.4 linkuse as main transcriptc.781C>T p.Leu261Phe missense_variant 5/5 XP_005262198.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ARMCX3ENST00000471229.7 linkuse as main transcriptc.781C>T p.Leu261Phe missense_variant 5/51 NM_177947.3 ENSP00000454483 P1
ARMCX3ENST00000341189.8 linkuse as main transcriptc.781C>T p.Leu261Phe missense_variant 5/51 ENSP00000340672 P1
ARMCX3ENST00000537169.1 linkuse as main transcriptc.781C>T p.Leu261Phe missense_variant 5/51 ENSP00000439032 P1

Frequencies

GnomAD3 genomes
Cov.:
24
GnomAD4 exome
AF:
9.37e-7
AC:
1
AN:
1066671
Hom.:
0
Cov.:
30
AF XY:
0.00
AC XY:
0
AN XY:
346595
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
24

ClinVar

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

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingAmbry GeneticsDec 27, 2022This alteration is classified as likely benign based on a combination of the following: seen in unaffected individuals, population frequency, intact protein function, lack of segregation with disease, co-occurrence, RNA analysis, in silico models, amino acid conservation, lack of disease association in case-control studies, and/or the mechanism of disease or impacted region is inconsistent with a known cause of pathogenicity. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.19
BayesDel_addAF
Benign
-0.37
T
BayesDel_noAF
Benign
-0.76
CADD
Benign
18
DANN
Benign
0.97
DEOGEN2
Benign
0.0084
T;T;T
FATHMM_MKL
Benign
0.44
N
LIST_S2
Benign
0.67
.;.;T
M_CAP
Benign
0.083
D
MetaRNN
Benign
0.15
T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
-0.75
N;N;N
MutationTaster
Benign
0.64
N;N;N
PrimateAI
Benign
0.40
T
PROVEAN
Benign
-0.67
N;N;N
REVEL
Benign
0.10
Sift
Benign
0.096
T;T;T
Sift4G
Benign
0.063
T;T;T
Polyphen
0.0010
B;B;B
Vest4
0.087
MutPred
0.62
Gain of methylation at K260 (P = 0.0269);Gain of methylation at K260 (P = 0.0269);Gain of methylation at K260 (P = 0.0269);
MVP
0.97
MPC
1.0
ClinPred
0.39
T
GERP RS
3.9
Varity_R
0.13
gMVP
0.29

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

No publications associated with this variant yet.

Other links and lift over

hg19: chrX-100880750; API