1-157680982-A-G

Variant summary

Our verdict is Likely benign. The variant received -3 ACMG points: 2P and 5B. PM2BP4_StrongBP7

The NM_052939.4(FCRL3):​c.1956T>C​(p.Asn652Asn) variant causes a splice region, synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000127 in 1,578,896 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 31)
Exomes 𝑓: 7.0e-7 ( 0 hom. )

Consequence

FCRL3
NM_052939.4 splice_region, synonymous

Scores

2
Splicing: ADA: 0.00001921
2

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.490

Publications

0 publications found
Variant links:
Genes affected
FCRL3 (HGNC:18506): (Fc receptor like 3) This gene encodes a member of the immunoglobulin receptor superfamily and is one of several Fc receptor-like glycoproteins clustered on the long arm of chromosome 1. The encoded protein contains immunoreceptor-tyrosine activation motifs and immunoreceptor-tyrosine inhibitory motifs in its cytoplasmic domain and may play a role in regulation of the immune system. Mutations in this gene have been associated with rheumatoid arthritis, autoimmune thyroid disease, and systemic lupus erythematosus. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2016]

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.79).
BP7
Synonymous conserved (PhyloP=-0.49 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_052939.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
FCRL3
NM_052939.4
MANE Select
c.1956T>Cp.Asn652Asn
splice_region synonymous
Exon 12 of 15NP_443171.2
FCRL3
NM_001320333.2
c.1956T>Cp.Asn652Asn
splice_region synonymous
Exon 12 of 16NP_001307262.1Q96P31-6
FCRL3
NR_135214.2
n.2178T>C
splice_region non_coding_transcript_exon
Exon 12 of 16

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
FCRL3
ENST00000368184.8
TSL:1 MANE Select
c.1956T>Cp.Asn652Asn
splice_region synonymous
Exon 12 of 15ENSP00000357167.3Q96P31-1
FCRL3
ENST00000368186.9
TSL:1
c.1956T>Cp.Asn652Asn
splice_region synonymous
Exon 12 of 16ENSP00000357169.5Q96P31-6
FCRL3
ENST00000473231.5
TSL:1
n.2798T>C
splice_region non_coding_transcript_exon
Exon 6 of 9

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
151976
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
7.01e-7
AC:
1
AN:
1426920
Hom.:
0
Cov.:
31
AF XY:
0.00000141
AC XY:
1
AN XY:
707822
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
32056
American (AMR)
AF:
0.00
AC:
0
AN:
37782
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
23444
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39568
South Asian (SAS)
AF:
0.0000127
AC:
1
AN:
78592
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
52196
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5562
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
1098806
Other (OTH)
AF:
0.00
AC:
0
AN:
58914
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.575
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
151976
Hom.:
0
Cov.:
31
AF XY:
0.0000135
AC XY:
1
AN XY:
74236
show subpopulations
⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.
African (AFR)
AF:
0.00
AC:
0
AN:
41376
American (AMR)
AF:
0.0000655
AC:
1
AN:
15268
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3466
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5166
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4826
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10582
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
312
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
67978
Other (OTH)
AF:
0.00
AC:
0
AN:
2090
⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.375
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
Alfa
AF:
0.00
Hom.:
0

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.79
CADD
Benign
0.083
DANN
Benign
0.65
PhyloP100
-0.49
Mutation Taster
=86/14
polymorphism

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000019
dbscSNV1_RF
Benign
0.0
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

Other links and lift over

dbSNP: rs778720169; hg19: chr1-157650772; API
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