11-119339400-G-A

Variant summary

Our verdict is Benign. Variant got -8 ACMG points: 0P and 8B. BP4_StrongBP6_ModerateBP7BS2_Supporting

The NM_001278431.2(C1QTNF5):​c.663C>T​(p.Ile221Ile) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000013 in 1,461,078 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.000013 ( 0 hom. )

Consequence

C1QTNF5
NM_001278431.2 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 2.06
Variant links:
Genes affected
C1QTNF5 (HGNC:14344): (C1q and TNF related 5) This gene encodes a member of a family of proteins that function as components of basement membranes and may play a role in cell adhesion. Mutations in this gene have been associated with late-onset retinal degeneration. The protein may be encoded by either a bicistronic transcript including sequence from the upstream membrane frizzled-related protein gene (MFRP), or by a monocistronic transcript expressed from an internal promoter. [provided by RefSeq, Jun 2013]
MFRP (HGNC:18121): (membrane frizzled-related protein) This gene encodes a member of the frizzled-related protein family. The encoded protein plays an important role in eye development and mutations in this gene have been associated with nanophthalmos, posterior microphthalmia, retinitis pigmentosa, foveoschisis, and optic disc drusen. The protein is encoded by a bicistronic transcript which also encodes C1q and tumor necrosis factor related protein 5 (C1QTNF5). [provided by RefSeq, Jun 2013]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -8 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.48).
BP6
Variant 11-119339400-G-A is Benign according to our data. Variant chr11-119339400-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 3694437.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=2.06 with no splicing effect.
BS2
High AC in GnomAdExome4 at 19 AD gene. Variant has AC lower than other variant known as pathogenic in the gene, so the strength is limited to Supporting.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
C1QTNF5NM_001278431.2 linkc.663C>T p.Ile221Ile synonymous_variant Exon 3 of 3 ENST00000528368.3 NP_001265360.1 Q9BXJ0A0A024R3F8
MFRPNM_031433.4 linkc.*1559C>T 3_prime_UTR_variant Exon 15 of 15 ENST00000619721.6 NP_113621.1 Q9BY79-1
C1QTNF5NM_015645.5 linkc.663C>T p.Ile221Ile synonymous_variant Exon 15 of 15 NP_056460.1 Q9BXJ0A0A024R3F8

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
C1QTNF5ENST00000528368.3 linkc.663C>T p.Ile221Ile synonymous_variant Exon 3 of 3 1 NM_001278431.2 ENSP00000431140.1 Q9BXJ0
C1QTNF5ENST00000530681.2 linkc.663C>T p.Ile221Ile synonymous_variant Exon 2 of 2 1 ENSP00000456533.2 Q9BXJ0
MFRPENST00000619721 linkc.*1559C>T 3_prime_UTR_variant Exon 15 of 15 1 NM_031433.4 ENSP00000481824.1 Q9BY79-1
C1QTNF5ENST00000525657.2 linkn.553C>T non_coding_transcript_exon_variant Exon 2 of 2 2

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000807
AC:
2
AN:
247932
Hom.:
0
AF XY:
0.00000745
AC XY:
1
AN XY:
134244
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:
0.0000181
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000130
AC:
19
AN:
1461078
Hom.:
0
Cov.:
31
AF XY:
0.0000124
AC XY:
9
AN XY:
726752
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:
0.0000162
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
32
Alfa
AF:
0.0000312
Hom.:
0
Bravo
AF:
0.0000151

ClinVar

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

Submissions by phenotype

not provided Benign:1
Apr 25, 2024
Labcorp Genetics (formerly Invitae), Labcorp
Significance: Likely benign
Review Status: criteria provided, single submitter
Collection Method: clinical testing

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Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.48
CADD
Benign
13
DANN
Benign
0.87

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: rs745716719; hg19: chr11-119210110; COSMIC: COSV100264989; COSMIC: COSV100264989; API