chr17-4902351-G-A

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 0P and 10B. BP4_StrongBP6_ModerateBS2

The NM_001145536.2(C17orf107):​c.*1818G>A variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000444 in 1,613,050 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0025 ( 2 hom., cov: 32)
Exomes 𝑓: 0.00023 ( 0 hom. )

Consequence

C17orf107
NM_001145536.2 3_prime_UTR

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -5.07
Variant links:
Genes affected
C17orf107 (HGNC:37238): (chromosome 17 open reading frame 107)
CHRNE (HGNC:1966): (cholinergic receptor nicotinic epsilon subunit) Acetylcholine receptors at mature mammalian neuromuscular junctions are pentameric protein complexes composed of four subunits in the ratio of two alpha subunits to one beta, one epsilon, and one delta subunit. The acetylcholine receptor changes subunit composition shortly after birth when the epsilon subunit replaces the gamma subunit seen in embryonic receptors. Mutations in the epsilon subunit are associated with congenital myasthenic syndrome. [provided by RefSeq, Sep 2009]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.86).
BP6
Variant 17-4902351-G-A is Benign according to our data. Variant chr17-4902351-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 254895.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAd4 at 2 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
C17orf107NM_001145536.2 linkuse as main transcriptc.*1818G>A 3_prime_UTR_variant 3/3 ENST00000381365.4 NP_001139008.1
CHRNENM_000080.4 linkuse as main transcriptc.235-25C>T intron_variant ENST00000649488.2 NP_000071.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
C17orf107ENST00000381365.4 linkuse as main transcriptc.*1818G>A 3_prime_UTR_variant 3/32 NM_001145536.2 ENSP00000370770 A2
CHRNEENST00000649488.2 linkuse as main transcriptc.235-25C>T intron_variant NM_000080.4 ENSP00000497829 P1
CHRNEENST00000649830.1 linkuse as main transcriptc.-699-25C>T intron_variant ENSP00000496907
CHRNEENST00000575637.1 linkuse as main transcriptn.56-25C>T intron_variant, non_coding_transcript_variant 3

Frequencies

GnomAD3 genomes
AF:
0.00247
AC:
376
AN:
152186
Hom.:
2
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00849
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000916
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000588
Gnomad OTH
AF:
0.00240
GnomAD3 exomes
AF:
0.000632
AC:
159
AN:
251482
Hom.:
0
AF XY:
0.000456
AC XY:
62
AN XY:
135922
show subpopulations
Gnomad AFR exome
AF:
0.00874
Gnomad AMR exome
AF:
0.000434
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:
0.0000176
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000233
AC:
341
AN:
1460746
Hom.:
0
Cov.:
35
AF XY:
0.000201
AC XY:
146
AN XY:
726788
show subpopulations
Gnomad4 AFR exome
AF:
0.00834
Gnomad4 AMR exome
AF:
0.000447
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000348
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000630
Gnomad4 OTH exome
AF:
0.000464
GnomAD4 genome
AF:
0.00246
AC:
375
AN:
152304
Hom.:
2
Cov.:
32
AF XY:
0.00222
AC XY:
165
AN XY:
74468
show subpopulations
Gnomad4 AFR
AF:
0.00847
Gnomad4 AMR
AF:
0.000915
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000588
Gnomad4 OTH
AF:
0.00237
Alfa
AF:
0.000127
Hom.:
0
Bravo
AF:
0.00282

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 testingPreventionGenetics, part of Exact Sciences-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.86
CADD
Benign
0.0060
DANN
Benign
0.65

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: rs140756451; hg19: chr17-4805646; API